Most men think indistinctly, and therefore cannot speak with exactness . . .

Ease, a neutral state between pain and pleasure ... if it is not rising into pleasure will be falling towards pain.

It would add much to human happiness, if an art could be taught of forgetting all of which the remembrance is at once useless and afflictive, that the mind might perform its functions without encumbrance, and the past might no longer encroach upon the present.

If an author be supposed to involve his thoughts in voluntary obscurity, and to obstruct, by unnecessary difficulties, a mind eager in the pursuit of truth; if he writes not to make others learned, but to boast the learning which he possesses himself, and wishes to be admired rather than understood, he counteracts the first end of writing, and justly suffers the utmost severity of censure, or the more afflicting severity of neglect.

My dear friend, clear your mind of can't.

In most ages many countries have had part of their inhabitants in a state of slavery; yet it may be doubted whether slavery can ever be supposed the natural condition of man. It is impossible not to conceive that men in their original state were equal; and very difficult to imagine how one would be subjected to another but by violent compulsion. An individual may, indeed, forfeit his liberty by a crime; but he cannot by that crime forfeit the liberty of his children.

To strive with difficulties, and to conquer them, is the highest human felicity; the next is, to strive, and deserve to conquer: but he whose life has passed without a contest, and who can boast neither success nor merit, can survey himself only as a useless filler of existence; ad if he is content with his own character, must owe his satisfaction to insensibility.