Simon Greenleaf Quotes

Powerful Simon Greenleaf for Daily Growth

About Simon Greenleaf

Simon Greenleaf (1783-1853), an eminent American jurist and scholar, is renowned for his significant contributions to the development of legal evidence in the United States. Born on August 9, 1783, in Boston, Massachusetts, Greenleaf was the son of a sea captain. His early education took place at home due to his family's financial constraints. However, his intellectual curiosity led him to attend Harvard Law School in 1804. Greenleaf's legal career began as an apprentice to a Boston lawyer and then as a prosecutor for the Massachusetts Attorney General's Office. In 1816, he was appointed a judge of the Inferior Court of Common Pleas. Despite his busy legal practice, Greenleaf continued to pursue academic interests and was later appointed as Dane Professor of Law at Harvard in 1827. Greenleaf's most significant work is "A Treatise on the Law of Evidence," published in 1843. This treatise, which drew heavily from his experiences in both legal practice and teaching, established Greenleaf as a pioneer in the field of legal evidence. His seminal work introduced the concept of "res gestae" (the things done) and emphasized the importance of examining all relevant facts when evaluating evidence. Greenleaf's influence extends beyond the legal realm. His emphasis on critical thinking, objective analysis, and the pursuit of truth resonates with modern scholars and professionals alike. Greenleaf's quotes, such as "Testimony is given to be weighed, not blindly believed," continue to inspire legal professionals and students worldwide. Simon Greenleaf passed away on October 12, 1853, leaving behind a rich legacy in the field of law and evidence.

Interpretations of Popular Quotes

"The inquiry into the truth of testimony is not a matter of mere curiosity or speculation, but a practical and serious concern."

This quote emphasizes that assessing the truthfulness of testimonies is not an idle or academic pursuit but a crucial and essential task. The implication is that truth matters in real-world contexts, such as legal proceedings, where the integrity of testimonies can impact people's lives significantly. It underscores the importance of critical thinking, rigorous investigation, and evidence-based analysis in evaluating statements to ensure justice and maintain trust in our social institutions.


"It is an established maxim that every man is presumed to know the law, and to intend to conform to it."

This quote emphasizes a fundamental legal principle known as "Actus Curiae Neminem Gillis" or "Everyone Acts for Themselves Under the Eyes of the Court." It suggests that individuals are presumed to be aware of the law and strive to comply with it, unless proven otherwise. This principle serves as a starting point in legal proceedings, assuming that defendants have acted knowledgeably within the boundaries of the law. However, if evidence shows otherwise, the presumption can be rebutted, and the defendant may not be held responsible for their actions.


"If men were as sure-footed in acting as they are confident in their opinions, the world would be far less troublesome."

This quote suggests that if people's actions matched their confidence in their beliefs or opinions, the world would be more peaceful and problem-free. Essentially, Greenleaf is highlighting a common human tendency to have strong convictions without fully considering the potential consequences of acting upon them. He implies that if we were as thoughtful and careful in our actions as we are certain in our thoughts, there would be fewer problems or troubles in the world.


"Truth, in law as in science, can only be discovered by a systematic examination of the evidence."

This quote by Simon Greenleaf emphasizes that truth, whether in legal or scientific contexts, is not self-evident but rather requires a thorough and methodical investigation of the available evidence. It suggests that a rigorous, logical, and empirical approach is crucial for uncovering truth. In other words, the pursuit of knowledge or justice should be guided by evidence and systematic inquiry, rather than personal beliefs, intuition, or anecdotal information.


"The great object of the rules of evidence is to ascertain and establish the truth."

This quote emphasizes the primary purpose of the rules of evidence in legal proceedings - to uncover and confirm the facts and truth. The rules of evidence serve as a guiding framework, helping judges and jurors discern what information is reliable and relevant to the case at hand, thereby ensuring justice is served fairly and accurately.


In trials of fact, by oral testimony, the proper inquiry is not whether is it possible that the testimony may be false, but whether there is sufficient probability that it is true.

- Simon Greenleaf

Fact, May, Probability, Trials

There should be a readiness, on our part, to investigate with candor to follow the truth wherever it may lead us, and to submit, without reserve or objection, to all the teachings of this religion, if it be found to be of divine origin.

- Simon Greenleaf

Submit, May, Readiness, Reserve

The object of man's worship, whatever it be, will naturally be his standard of perfection. He clothes it with every attribute, belonging, in his view, to a perfect character; and this character he himself endeavors to attain.

- Simon Greenleaf

Perfect, Will, Standard, Perfection

By competent evidence, is meant such as the nature of the thing to be proved requires; and by satisfactory evidence, is meant that amount of proof, which ordinarily satisfies an unprejudiced mind, beyond any reasonable doubt.

- Simon Greenleaf

Mind, Meant, Which, Satisfies

In requiring this candor and simplicity of mind in those who would investigate the truth of our religion, Christianity demands nothing more than is readily conceded to every branch of human science.

- Simon Greenleaf

Mind, Conceded, Readily, Candor

The importance of the facts testified, and their relations to the affairs of the soul, and the life to come, can make no difference in the principles or the mode of weighing the evidence.

- Simon Greenleaf

Soul, Evidence, Importance, Relations

It should be pursued as in the presence of God, and under the solemn sanctions created by a lively sense of his omniscience, and of our accountability to him for the right use of the faculties which he has bestowed.

- Simon Greenleaf

Use, Which, Created, Sanctions

In the ordinary affairs of life we do not require nor expect demonstrative evidence, because it is inconsistent with the nature of matters of fact, and to insist on its production would be unreasonable and absurd.

- Simon Greenleaf

Nature, Fact, Evidence, Affairs

But if, on the other hand, we should be justified in rejecting it, if there testified on oath, then, supposing our rules of evidence to be sound, we may be excused if we hesitate elsewhere to give it credence.

- Simon Greenleaf

Give, Other, Rejecting, Excused

The proof that God has revealed himself to man by special and express communications, and that Christianity constitutes that revelation, is no part of these inquiries.

- Simon Greenleaf

Christianity, Revelation, Revealed

Proceeding further, to inquire whether the facts related by the Four Evangelists are proved by competent and satisfactory evidence, we are led, first, to consider on which side lies the burden of establishing the credibility of the witnesses.

- Simon Greenleaf

Side, Which, Inquire, Evangelist

The foundation of our religion is a basis of fact - the fact of the birth, ministry, miracles, death, resurrection by the Evangelists as having actually occurred, within their own personal knowledge.

- Simon Greenleaf

Death, Fact, Having, Evangelist

How it came to pass that man, originally taught, as we doubt not he was, to know and to worship the true Jehovah, is found, at so early a period of his history, a worshiper of baser objects, it is foreign to our present purpose to inquire.

- Simon Greenleaf

Purpose, Jehovah, Objects, Worship

In examining the evidence of the Christian religion, it is essential to the discovery of truth that we bring to the investigation a mind freed, as far as possible, from existing prejudice, and open to conviction.

- Simon Greenleaf

Mind, Christian Religion, Open

Every document, apparently ancient, coming from the proper repository or custody, and bearing on its face no evident marks of forger, the law presumes to be genuine, and devolves on the opposing party the burden of proving it to be otherwise.

- Simon Greenleaf

Law, Opposing, Otherwise, Marks

Our religion, then, rests on the credit due to these witnesses.

- Simon Greenleaf

Credit, Due, Then, Rests

That man is a religious being, is universally conceded, for it has been seen to be universally true.

- Simon Greenleaf

Been, Religious, Universally, Conceded

The learned are not agreed as to the time when the Gospel of John was written; some dating it as early as the year 68, others as late as the year 98; but it is generally conceded to have been written after all the others.

- Simon Greenleaf

Some, Been, Learned, Conceded

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