All industry must be excited by hope.

He that is already corrupt is naturally suspicious, and he that becomes suspicious will quickly become corrupt.

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.

The authors that in any nation last from age to age are very few, because there are very few that have any other claim to notice than that they catch hold on present curiosity, and gratify some accidental desire, or produce some temporary conveniency.

Labor's face is wrinkled with the wind, and swarthy with the sun.

Sir, sorrow is inherent in humanity. As you cannot judge two and two to be either five, or three, but certainly four, so, when comparing a worse present state with a better which is past, you cannot but feel sorrow. It is not cured by reason, but by the incursion of present objects, which bear out the past.

Friendship is seldom lasting but between equals, or where the superiority on one side is reduced by some equivalent advantage on the other.