Contradiction is not a sign of falsity, nor the lack of contradiction a sign of truth.

Fear not, provided you fear; but if you fear not, then fear.

When a man who accepts the Christian doctrine lives unworthily of it, it is much clearer to say he is a bad Christian than to say he is not a Christian.

One must have deeper motives and judge everything accordingly, but go on talking like an ordinary person.

The sensitivity of men to small matters, and their indifference to great ones, indicates a strange inversion.

Not to be mad is another form of madness

What reason have atheists for saying that we cannot rise again? That what has never been, should be, or that what has been, should be again? Is it more difficult to come into being than to return to it.