音乐让我自由，让我做真实的自己。

译文：头顶三尺之高，一定会有监督行为的神明；所以无论是收获福祉，还是避开祸难都是由自身决定的。

A mathematician's work is mostly a solitary pursuit, but it builds on the work of many others.

We act as though comfort and luxury were the chief requirements of life, when all that we need to make us happy is something to be enthusiastic about.

解释：影子的弯曲与正直是随身体而变化的，根源不在影子自身；自己的屈曲与伸直是随外物而变化的，而不在于个人的主观意志。这就是保持谦退才能使自己处世为先的道理。