Orators are most vehement when their cause is weak.

The man who backbites an absent friend, nay, who does not stand up for him when another blames him, the man who angles for bursts of laughter and for the repute of a wit, who can invent what he never saw, who cannot keep a secret -- that man is black at heart: mark and avoid him.

When time and need require, we should resist with all our might, and prefer death to slavery and disgrace.

The authors who affect contempt for a name in the world put their names to the books which they invite the world to read.

What is permissible is not always honorable.

As the scale of the balance must give way to the weight that presses it down, so the mind must of necessity yield to demonstration.

Oh, how great is the power of truth! which of its own power can easily defend itself against all the ingenuity and cunning and wisdom of men, and against the treacherous plots of all the world.