Fooling around with alternating currents is just a waste of time. Nobody will use it, ever. It's too dangerous . . . it could kill a man as quick as a bolt of lightning. Direct current is safe.

I am much less interested in what is called God's word than in God's deeds. All bibles are man-made.

To me, the idea and expectation that the day is slowly and surely coming when we will be able to honestly say we are our brother's keeper and not his oppressor is very beautiful .

Not only will atomic power be released, but someday we will harness the rise and fall of the tides and imprison the rays of the sun.

The doctor of the future will give no medicine, but will involve the patient in the proper use of food, fresh air and exercise

I find my greatest pleasure, and so my reward, in the work that precedes what the world calls success.

I believe in the existence of a Supreme Intelligence pervading the Universe.