Obstinacy and dogmatism are the surest signs of stupidity. Is there anything more confident, resolute, disdainful, grave and serious than an ass?

When we have got it, we want something else.

The archer who overshoots his mark does no better than he who falls short of it.

I do not understand; I pause; I examine.

The souls of emperors and cobblers are cast in the same mold...The same reason that makes us wrangle with a neighbor creates a war betwixt princes.

In truth, knowledge is a great and very useful quality; those who despise it give evidence enough of their stupidity. Yet I do not set its value at that extreme measure that some attribute to it.

In nine lifetimes, you'll never know as much about your cat as your cat knows about you.