Man is the only animal who causes pain to others with no other object than wanting to do so.

Education perverts the mind since we are directly opposing the natural development of our mind by obtaining ideas first and observations last. This is why so few men of learning have such sound common sense as is quite common among the illiterate.

A man can be himself only so long as he is alone.

Every new born being indeed comes fresh and blithe into the new existence, and enjoys it as a free gift: but there is, and can be, nothing freely given. It's fresh existence is paid for by the old age and death of a worn out existence which has perished, but which contained the indestructible seed out of which the new existence has arisen: they are one being.

A writer should never be brief at the expense of being clear.

A man can do what he wants, but not want what he wants.

Means at our disposal should be regarded as a bulwark against the many evils and misfortunes that can occur. We should not regard such wealth as a permission or even an obligation to procure for ourselves the pleasures of the world.