Men become civilized, not in proportion to their willingness to believe, but in proportion to their readiness to doubt.

Don't be afraid of failure. Failure is the necessary path to success.

数学家的直觉和严谨的证明同样重要。

能源的未来在于多样化和适应性。

对人类来说，最可恨的事情是知道一切却无能为力。