A dogmatical spirit inclines a man to be censorious of his neighbors. Every one of his opinions appears to him written, as it were, with sunbeams, and he grows angry that his neighbors do not see it in the same light. He is tempted to disdain his correspondents as men of low and dark understandings because they do not believe what he does.

Do not hover always on the surface of things, nor take up suddenly with mere appearances; but penetrate into the depth of matters, as far as your time and circumstances allow, especially in those things which relate to your profession.

Logic helps us to strip off the outward disguise of things, and to behold and judge of them in their own nature.

When I can read my title clear To mansions in the skies, I'll bid farewell to every fear, And wipe my weeping eyes.

To be angry about trifles is mean and childish; to rage and be furious is brutish; and to maintain perpetual wrath is akin to the practice and temper of devils; but to prevent and suppress rising resentment is wise and glorious, is manly and divine.

Nothing tends so much to enlarge the mind as traveling.

No science is speedily learned by the noblest genius without tuition.