“There is only one good. And that is to act according to the dictates of one's conscience.”

— Simone de Beauvoir, All Men are Mortal (1946), p. 181

About Simone de Beauvoir

1908 – 1986

French existentialist philosopher and author of "The Second Sex".

“There is an element of failure in all success.”

“I wish that every human life might be pure transparent freedom.”

“Self-knowledge is no guarantee of happiness, but it is on the side of happiness and can supply the courage to fight for it.”

“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.”