You only have power over people so long as you don't take everything away from them. But when you've robbed a man of everything he's no longer in your power -- he's free again.

Most powerful is he who has himself in his own power.

The fundamental concept in social science is Power, in the same sense in which Energy is the fundamental concept in physics.

I have learned through bitter experience the one supreme lesson to conserve my anger, and as heat conserved is transmitted into energy, even so our anger controlled can be transmitted into a power that can move the world.

The appetite for power, even for universal power, is only insane when there is no possibility of indulging it; a man who sees the possibility opening before him and does not try to grasp it, even at the risk of destroying himself and his country, is either

To get power over is to defile. To possess is to defile.

I know of nothing sublime which is not some modification of power.

I shan't be pulling the levers there but I shall be a very good back-seat driver.

A good indignation brings out all one's powers.

You commit a sin of omission if you do not utilize all the power that is within you. All men have claims on man, and to the man with special talents, this is a very special claim. It is required that a man take part in the actions and clashes of his time that the peril of being judged not to have lived at all.