When you have found out the prevailing passion of any man, remember never to trust him where that passion is concerned.

Real merit of any kind cannot long be concealed; it will be discovered, and nothing can depreciate it but a man exhibiting it himself. It may not always be rewarded as it ought; but it will always be known.

The most ignorant are the boldest conjecturers.

If you would convince others, seem open to conviction yourself.

Take rather than give the tone to the company you are in. If you have parts you will show them more or less upon every subject; and if you have not, you had better talk sillily upon a subject of other people's than of your own choosing.

In the ordinary course of things, how many succeed in society merely by virtue of their manners, while others, however meritorious, fail through lack of them? After all, it's only barbarians who wear uncut precious stones.

Indifference is commonly the mother of discretion.