Cheats easily believe others as bad as themselves; there is no deceiving them, nor do they long deceive.

A man must have very eminent qualities to hold his own without being polite.

Next to sound judgment, diamonds and pearls are the rarest things in the world.

Logic is the technique by which we add conviction to truth.

A man is thirty years old before he has any settled thoughts of his fortune; it is not completed before fifty. He falls to building in his old age, and dies by the time his house is in a condition to be painted and glazed.

We meet With few utterly dull and stupid souls: the sublime and transcendent are still fewer; the generality of mankind stand between these two extremes: the interval is filled with multitudes of ordinary geniuses, but all very useful, and the ornaments and supports of the commonwealth.

We must confess that at present the rich predominate, but the future will be for the virtuous and ingenious.