Knowledge Quotes

From ancient scholars to modern scientists, these quotes explore what it means to learn and to know.

31147 quotes

G
"A physician must read the signs written upon the body."
Galen
G
"Each body is different; therefore each cure must be unique."
Galen
H
"What a man hears, he believes"
Herodotus
H
"Happy the man who has been able to learn the causes of things"
Herodotus
H
"The only true wisdom is in knowing you know nothing"
Herodotus
E
"In mapping the world, I learned that understanding one's place in it requires first understanding one's ignorance."
Eratosthenes
E
"The distance between ignorance and wisdom is measured in the books one has read and understood."
Eratosthenes
H
"The physician must be able to tell the antecedents, know the present, and foretell the future."
Hippocrates
H
"There are in fact two things, science and opinion; the former begets knowledge, the latter ignorance."
Hippocrates
H
"To know is one thing merely, and to know for sure is another."
Hippocrates
H
"It is more by any medicine that I have ever heard of that we might become wise."
Hippocrates
H
"A physician without a knowledge of Astronomy has no right to call himself a physician."
Hippocrates
H
"He who has a knowledge of things is not to be envied by him who merely has knowledge of words."
Hippocrates
H
"Knowledge is the life of the mind."
Hippocrates
P
"Know thyself."
Pindar
P
"For mortals, to look into uncertain things is difficult."
Pindar
P
"Knowledge is the beginning of wisdom."
Pindar
H
"In measuring the heavens, we measure the limits of human understanding."
Hipparchus
H
"To catalog the cosmos is to catalog the possible."
Hipparchus
H
"In the precision of measurement lies the foundation of all knowledge."
Hipparchus
H
"In the marriage of observation and calculation, truth is born."
Hipparchus
H
"The parallax of a star measures not just distance, but the distance between ignorance and knowledge."
Hipparchus
H
"To understand one star is to glimpse the nature of all stars; to glimpse one truth is to illuminate all truths."
Hipparchus
H
"The catalogue teaches that completeness is not perfection; both require different virtues."
Hipparchus
H
"In the motion of celestial spheres, we perceive the mechanics of all motion."
Hipparchus
H
"In the motion of planets, we discern the grammar of natural law."
Hipparchus
X
"Virtue is knowledge; we cannot choose evil knowingly."
Xenophon
X
"A horse is useful before battle and useless in counsel."
Xenophon
X
"To know what you do not know is the beginning of true knowledge."
Xenophon
A
"We often despise what we do not understand."
Aesop