勇敢不是没有恐惧。勇敢是虽有恐惧，但能找到克服它的方法。

最大的风险就是不去冒险。

The best way out is always through.

解析：其实说的是：不着相，不动心。

只有在梦想中，人才能真正自由。从来如此也将永远如此。

The language of mathematics is universal; it transcends all cultural barriers.

In software development, we must always be mindful of the trade-offs between performance, complexity, and maintainability.

The writer is a man who has to live in the world but not be of it.

历史的进程是自由的缓慢行进。

朗兰兹纲领不是一组静态的猜想，而是一个动态的研究领域。