Socrates

"Nothing can harm a good man, either in life or after death."

"Courage is knowing what not to fear."

"There is no greater evil one can suffer than to hate and despise oneself."

"The misuse of language induces evil in the soul."

"A system of morality which is based on human nature alone and not on principles of revelation has always seemed to me to be built on a very weak and unstable foundation."

"Strong minds discuss ideas, average minds discuss events, weak minds discuss people."

"The only certain knowledge is that of our own ignorance."

"I know nothing except the fact of my ignorance."

"It is better to change an opinion than to persist in a wrong one."

"He who would properly inquire about virtue should begin by admitting that he does not know what it is."

"If a man is proud of his wealth, he should not be praised until it is known how he employs it."

"A man who makes no mistakes has never tried anything new."

"A hair and a hair make two hairs, but a grain and a grain do not make two grains."

"The mind that is free to roam may discover truths that the cautious mind would overlook."

"Virtue must be learned; it is not innate."

"I am the wisest of all the Greeks. For I know nothing, and they think that they know something when they know nothing."

"To move the world, we must move ourselves."

"No evil can happen to a good man."

"The man who learns but does not think, labors in vain; the man who thinks but does not learn is in great danger."

"My beloved is to me as a cluster of henna blossoms."

"Virtue does not come from wealth, but wealth, and every other good thing which men have, comes from virtue."

"Even the most powerful magician in the world cannot change lead into gold, but the alchemist of the soul can transform the basest character into gold."

"The athlete who is bound by his chains of gold is no less a slave than he who is bound in iron."

"As to marriage or celibacy, let a man take which course he will with due effect of circumspection."

"Where there is reverence there is fear, but there is not reverence everywhere that there is fear."

"To find peace, one must examine the very foundations of one's being."

"The only noble thing about being superior to another person is that one uses it for the good of others."

"A true archer does not hit the target by accident, but by skill and practice."

"He who understands justice will pursue it; he who understands evil will flee from it."

"Beware those who seek to destroy your enemies, for they may become your enemy."