To grow wiser means to learn to know better and better the faults to which this instrument with which we feel and judge can be subject.

We are obliged to regard many of our original minds as crazy at least until we have become as clever as they are.

God creates the animals, man creates himself.

The most perfect ape cannot draw an ape; only man can do that; but, likewise, only man regards the ability to do this as a sign of superiority.

Much reading has brought upon us a learned barbarism.

To err is human also in so far as animals seldom or never err, or at least only the cleverest of them do so.

Perseverance can lend the appearance of dignity and grandeur to many actions, just as silence in company affords wisdom and apparent intelligence to a stupid person.