He who would govern his actions by the laws of virtue must regulate his thoughts by those of reason.

It is better that some should be unhappy rather than that none should be happy, which would be the case in a general state of equality.

Combinations of wickedness would overwhelm the world, by the advantage which licentious principles afford, did not those who have long practised perfidy grow faithless to each other.

He said that few people had intellectual resources sufficient to forgo the pleasures of wine. They could not otherwise contrive how to fill the interval between dinner and supper.

The roads of science are narrow, so that they who travel them, must wither follow or meet one another.

Don't, Sir, accustom yourself to use big words for little matters.

As to precedents, to be sure they will increase in course of time; but the more precedents there are, the less occasion is there for law; that is to say, the less occasion is there for investigating principles.