And questions give us no rest. We know not why our curse makes us seek we know not what, ever and ever. But we cannot resist it. It whispers to us that there are great things on this earth of ours, and that we can know them if we try, and that we must know them. We ask, why must we know, but it has no answer to give us. We must know that we may know.

The question isn't who is going to let me; it's who is going to stop me.

That an error made on your own is safer than ten truths accepted on faith, because the first leaves you the means to correct it but the second destroys your capacity to distinguish truth from error.

A house can have integrity, just like a person.

Kant is the most evil man in mankind's history.

The concept of individual rights is so prodigious a feat of political thinking that few men grasp it fully - and two hundred years have not been enough for other countries to understand it. But this is the concept to which we owe our lives - the concept which made it possible for us to bring into reality everything of value that any of us did or will achieve or experience.

you are never called upon to prove a negative. that's a law of logic.