No well-informed person has declared a change of opinion to be inconstancy.

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.

Time is the herald of truth.

Let the force of arms give place to law and justice.

Can there be greater foolishness than the respect you pay to people collectively when you despise them individually?

Vivere est cogitare. (To think is to live)

The authority of those who teach is often an obstacle to those who want to learn.