Energy is the power that drives every human being. It is not lost by exertion but maintained by it, for it is a faculty of the psyche.

I care. I care about it all. It takes too much energy not to care.

Fire destroys that which feeds it.

What is life but organized energy?

Jazz is the result of the energy stored up in America.

Fire is a natural symbol of life and passion, though it is the one element in which nothing can actually live.

The brightest light burns the quickest.

Will and energy sometimes prove greater than either genius or talent or temperament.

At the start there’s always energy.

To burn always with this hard, gemlike flame, to maintain this ecstasy, is success in life.

It is not too much to expect that our children will enjoy in their homes electrical energy too cheap to meter.

Is it a fact—or have I dreamed it—that, by means of electricity, the world of matter has become a great nerve, vibrating thousands of miles in a breathless point of time?

Where it is a duty to worship the sun, it is pretty sure to be a crime to examine the laws of heat.