He who would bring home the wealth of the Indies must carry the wealth of the Indies with him.

Nay, Madam, when you are declaiming, declaim; and when you are calculating, calculate.

We are not here to sell a parcel of boilers and vats, but the potentiality of growing rich beyond the dreams of avarice.

If useless thoughts could be expelled from the mind, all the valuable parts of our knowledge would more frequently recur.

Forgetfulness is necessary to remembrance. Ideas are retained by renovation of that impression which time is always wearing away,and which new images are striving to obliterate. If useless thoughts could be expelled from the mind, all the valuable parts of our knowledge would more frequently recur, and every recurrence would reinstate them in their former place.

Men become friends by a community of pleasures.

Such is the state of every age, every sex, and every condition: all have their cares, either from nature or from folly; and whoever, therefore, finds himself inclined to envy another, should remember that he knows not the real condition which he desires to obtain, but is certain that by indulging a vicious passion, he must lessen that happiness which he thinks already too sparingly bestowed.