在这个常常奖励自私的世界里，善良可以是一种革命性的行为。

The great powers are always searching for opportunities to gain power at the expense of their rivals, and they will use force if they believe it will bring them strategic advantage.

每个人都是自己故事里的英雄。

当你专注于长期愿景并在短期内完美执行时，成功就会到来。

数学证明的美在于它的简洁性和必然性。