实现明天的唯一限制是我们今天的疑虑。

The joy of mathematics comes from the moments of clarity when complex things become simple.

Leadership means having the courage to make tough decisions and the humility to learn from mistakes.

The power of abstraction is that it allows us to ignore details that are not relevant to the task at hand.

最强大的人永远不足以始终成为主宰，除非他将力量变为权力，服从变为义务。