“Every other knowledge is harmful to him who does not have knowledge of goodness.”

— Michel de Montaigne, Essais, Book I, Ch. 25 (wr. 1571–92; pub. 1580–95)

About Michel de Montaigne

1533 – 1592

French Renaissance philosopher, the inventor of the personal essay. His 'Essays' (1580) explore friendship, self-knowledge and human nature.

“Because it was he, because it was I.”

“All passions that suffer themselves to be relished and digested are but moderate.”

“He who should teach men to die would at the same time teach them to live.”

“He is a wise man who does not grieve for the things which he has not, but rejoices for those which he has.”

Attribution note: Source disputed or unverified.

“Knowing yourself is the beginning of all wisdom.”

Attribution note: Source disputed or unverified.

“Yesterday I was clever, so I wanted to change the world. Today I am wise, so I am changing myself.”

“He who knows others is wise; he who knows himself is enlightened.”

Attribution note: Source disputed or unverified.

“The man who asks a question is a fool for a minute, the man who does not ask is a fool for life.”

“The truth is rarely pure and never simple.”