"The unexamined life is not worth living."
"True wisdom comes to each of us when we realize how little we understand about life, ourselves, and the world around us."
"Beware the barrenness of a busy life."
"True knowledge exists in knowing that you know nothing."
"To know, is to know that you know nothing. That is the meaning of true knowledge."
"Wisdom begins in wonder."
"The only true wisdom is in knowing you know nothing."
"Not life, but good life, is to be chiefly valued."
