Whoever wants to be a judge of human nature should study people's excuses.

One lie does not cost you one truth, but the truth.

What you can become you are already.

Reason is the substance of the universe. The design of the world is absolutely rational.

If language had been the creation not of poetry but of logic, we should only have one.

What a vast difference there is between the barbarism that precedes culture and the barbarism that follows it.

If anything were FULLY explained, everything would be explained.