In the mind there is no absolute or free will; but the mind is determined to wish this or that by a cause, which has also been determined by another cause, and this last by another cause, and so on to infinity.

The greatest pride, or the greatest despondency, is the greatest ignorance of one's self.

He that can carp in the most eloquent or acute manner at the weakness of the human mind is held by his fellows as almost divine.

If men were born free, they would, so long as they remained free, form no conception of good and evil.

In the mind there is no absolute or free will; but the mind is determined to wish this or that by a cause, which has also been determined by another cause, and this last by another cause, and so on to infinity.

Everything great is just as difficult to realize as it is rare to find.

Whatsoever is contrary to nature is contrary to reason, and whatsoever is contrary to reason is absurd.