The key to every man is his thought.

Tobacco, coffee, alcohol, hashish, prussic acid, strychnine, are weak dilutions; the surest poison is time. This cup which nature puts to our lips, has a wonderful virtue, surpassing that of any other draught. It opens the senses, adds power, fills us with exalted dreams, which we call hope, love, ambition, science; especially it creates a craving for larger draughts of itself.

There are days when the great are near us, when there is no frown on their brow, no condescension even; when they take us by the hand, and we share their thought.

The imitator dooms himself to hopeless mediocrity.

Many a man had taken the first step. With every additional step you enhance immensely the value of your first.

Money is of no value; it cannot spend itself. All depends on the skill of the spender.

The Frenchman invented the ruffle; the Englishman added the shirt.