"Historians are like deaf people who go on answering questions that no one has asked them."

"The only certain happiness in life is to live for others."

"The greater the state, the more wrong and cruel its patriotism, and the greater is the sum of suffering upon which its power is founded."

"Seize the moments of happiness, love and be loved! That is the only reality in the world, all else is folly. It is the one thing we are capable of, and the only thing that gives meaning to life."

"A man can live and be healthy without killing animals for food; therefore, if he eats meat, he participates in taking animal life merely for the sake of his appetite."