The animal lacks both anxiety and hope because its consciousness is restricted to what is clearly evident and thus to the present moment: the animal is the present incarnate.

Because people have no thoughts to deal in, they deal cards, and try and win one another's money. Idiots!

Without books the development of civilization would have been impossible. They are the engines of change, windows on the world, "Lighthouses" as the poet said "erected in the sea of time." They are companions, teachers, magicians, bankers of the treasures of the mind, Books are humanity in print.

It is with trifles, and when he is off guard, that a man best reveals his character.

Noise is the most impertinent of all forms of interruption. It is not only an interruption, but also a disruption of thought.

To free a man from error is to give, not to take away. Knowledge that a thing is false is a truth. Error always does harm; sooner or later it will bring mischief to the man who harbors it.

To desire immortality is to desire the eternal perpetuation of a great mistake