In physics, we often find that the most beautiful solutions emerge from the messiest problems.
The mind is everything. What you think, you become.
要想成为最好的,你必须能承受最坏的。
知识的真正方法是实验。
思考就是将自己局限于一个单一的思想。
最可怕的时刻永远是你开始之前。