Any man's death diminishes me, because I am involved in mankind.
“Leisure without books is death, and burial of a man alive.”
— Seneca
“He who overcomes others is strong; he who overcomes himself is mighty.”
— Laozi
“Those things that hurt, instruct.”
— Benjamin Franklin
“We can know only that we know nothing. And that is the highest degree of human wisdom.”
— Leo Tolstoy