Memory, I realize, can be an unreliable thing; often it is heavily coloured by the circumstances in which one remembers.
数学的真正力量不在于它的复杂性,而在于它的简洁和优雅。
能源转型不是短跑,而是一场马拉松。
The reality is: sometimes you lose. And you're never too good to lose. You're never too big to lose. You're never too smart to lose. It happens.