There will one day spring from the brain of science a machine or force so fearful in its potentialities, so absolutely terrifying, that even man, the fighter, who will dare torture and death in order to inflict torture and death, will be appalled, and so abandon war forever.

Nature made us - nature did it all - not the gods of the religions.

Religion is all bunk.

Sleep is like a drug. Take too much at a time and it makes you dopey. You lose time and opportunities.

The inventor can't do it all, you've got to change people. We have an enormous capacity to invent super-machinery. But our desire to install the device is weak. Human inertia is the problem, not invention. Something in man makes him resist change.

Waste is worse than loss. The time is coming when every person who lays claim to ability will keep the question of waste before him constantly. The scope of thrift is limitless.

The greatest discoveries will be along spiritual lines. This is the field where miracles are going to happen. Spiritual power is the greatest underdeveloped power and has the greatest future.