It is easy to distinguish between the joking that reflects good breeding and that which is coarse-the one, if aired at an apposite moment of mental relaxation, is becoming in the most serious of men, whereas the other is unworthy of any free person, if the content is indecent or the expression obscene.

It is a great thing to know your vices.

Rightly defined philosophy is simply the love of wisdom.

In nothing do humans approach so nearly to the gods as doing good to others.

For nothing is more commendable, nothing more becoming in a preeminently great man than courtesy and forbearance.

Even if you have nothing to write, write and say so.

Nothing is so strongly fortified that it cannot be taken by money.