The enthusiast has been compared to a man walking in a fog; everything immediately around him, or in contact with him, appears sufficiently clear and luminous; but beyond the little circle of which he himself is the centre, all is mist and error and confusion.

Perfection doesn't exist... only good attempts.

None are so seldom found alone, and are so soon tired of their own company, as those coxcombs who are on the best terms with themselves.

The science of mathematics performs more than it promises, but the science of metaphysics promises more than it performs.

There are both dull correctness and piquant carelessness; it is needless to say which will command the most readers and have the most influence.

Fortune, like other females, prefers a lover to a master, and submits with impatience to control; but he that wooes her with opportunity and importunity will seldom court her in vain.

Those that are the loudest in their threats are the weakest in their actions.