Change: 'One column of truth cannot hold an institution of ideas from falling into ignorance. It is wiser that a person of prudence and purpose save his strength for battles that can be won.'

Manners: 'No one is more insufferable than he who lacks basic courtesy.'

Change: 'Small victories, when added together, can become the sum of change.'

Loans: 'Never expect a loan to a friend to be paid back if you want to keep that friend.'

The philosophies of one age have become the absurdities of the next, and the foolishness of yesterday has become the wisdom of tomorrow.

I am a man of fixed and unbending principles, the first of which is to be flexible at all times.

Certes, c'est un subject merveilleusement vain, divers, et ondoyant, que l'homme. Il est malaise d'y fonder jugement constant et uniforme.