Remember, if you ever need a helping hand, you'll find them at the end of each of your arms. As you grow older, you will discover that you have two hands, one for helping yourself, the other for helping others.
广义相对论是所有现有物理理论中最美的。
除非一个人爱过动物，否则他灵魂的一部分仍未觉醒。
计算的力量不仅在于解决问题，还在于其解决问题的优雅和效率。
The desire for verification is understandable but cannot always be satisfied.
