There is a doctrine whispered in secret that a man is a prisoner who has no right to open the door and run away; this is a great mystery which I do not quite understand.

A painter will paint a cobbler, carpenter, or any other artist, though he knows nothing of their arts; and, if he is a good artist, he may deceive children or simple persons, when he shows them his picture of a carpenter from a distance, and they will fancy that they are looking at a real carpenter.

If what you want to tell me is neither True nor Good nor even Useful, why tell it to me at all

To know, is to know that you know nothing. That is the meaning of true knowledge. For a man who claims to have knowledge, while actually knowing nothing, is less smarter than you, who claim to know nothing.

If a man is proud of his wealth, he should not be praised until it is known how he employs it.

YOU ARE NOT ONLY GOOD TO YOURSELF, BUT THE CAUSE OF GOODNESS IN OTHERS

Life without enquiry is not worth living for a man.