An infallible characteristic of meanness is cruelty.

The natural flights of the human mind are not from pleasure to pleasure, but from hope to hope.

Profuseness is a cruel and crafty demon, that gradually involves her followers in dependence and debt; that is, fetters them with irons that enter into their souls.

Men have solicitude about fame; and the greater share they have of it, the more afraid they are of losing it.

There are two types of knowledge. One is knowing a thing. The other is knowing where to find it.

Vulgar and inactive minds confound familiarity with knowledge, and conceive themselves informed of the whole nature of things, when they are shown their form or told their use.

Employment and hardships prevent melancholy.