“Employ your time in improving yourself by other men’s writings so that you shall come easily by what others have labored hard for.”

“Well I am certainly wiser than this man. It is only too likely that neither of us has any knowledge to boast of; but he thinks that he knows something which he does not know, whereas I am quite conscious of my ignorance. At any rate it seems that I am wiser than he is to this small extent, that I do not think that I know what I do not know.”

“True wisdom comes to each of us when we realize how little we understand about life, ourselves, and the world around us.”

“The beginning of wisdom is a definition of terms. ”

“What a lot of things there are a man can do without.”

“I cannot teach anybody anything. I can only make them think.”

“Slanderers do not hurt me because they do not hit me.”

“I was afraid that by observing objects with my eyes and trying to comprehend them with each of my other senses I might blind my soul altogether.”

“To find yourself, think for yourself. ”