There is no such source of error as the pursuit of absolute truth.

The extremes of vice and virtue are alike detestable, and absolute virtue is as sure to kill a man as absolute vice is.

When people talk of atoms obeying fixed laws, they are either ascribing some kind of intelligence and free will to atoms or they are talking nonsense. There is no obedience unless there is at any rate a potentiality of disobeying.

People are always good company when they are doing what they really enjoy.

There are two great rules of life; the one general and the other particular. The first is that everyone can, in the end, get what he wants, if he only tries. That is the general rule. The particular rule is that every individual is, more or less, an exception to the rule.

Any fool can tell the truth, but it requires a man of some sense to know how to lie well.

Neither have they hearts to stay, nor wit enough to run away.