The only limits in life are the ones you make.
It is not what we believe, but why we believe it; moral responsibility begins there.
光的理论实际上是物理学两大理论的交汇点,即粒子理论和波动理论。
The more I learn about memory, the less I trust it.
Life is a play, and we must play our parts well.
生命的意义在于经历,而不在于结果。
一个好的战略不仅仅是敦促我们朝着目标或愿景前进。一个好的战略诚实地承认所面临的挑战,并提供克服这些挑战的方法。
知识的唯一来源是经验。