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.
I know nothing but the certainty of my own ignorance.
Wisdom begins in wonder.
YOU ARE NOT ONLY GOOD TO YOURSELF, BUT THE CAUSE OF GOODNESS IN OTHERS
I know that I am intelligent, because I know that I know nothing.
Whenever, therefore, people are deceived and form opinions wide of the truth, it is clear that the error has slid into their minds through the medium of certain resemblances to that truth.