When you innovate, you've got to be prepared for everyone telling you you're nuts.

能量守恒定律是经验结果的概括。

"To be a writer is to sit down at one's desk in the chill portion of every day, and to write; not waiting for the little jet of the blue flame of genius to start from the breastbone."

The mind is everything. What you think, you become.

Trust is the most expensive thing in business.