The friend must be like money, that before you need it, the value is known.
All I know is that I do not know anything
The only thing I know is that I know nothing
I shall never fear or avoid things of which I do not know.
It is never right to do wrong or to requite wrong with wrong, or when we suffer evil to defend ourselves by doing evil in return.
You think that upon the score of fore-knowledge and divining I am infinitely inferior to the swans. When they perceive approaching death they sing more merrily than before, because of the joy they have in going to the God they serve.