Challenges are what make life interesting; overcoming them is what makes life meaningful.

Variant: All human actions have one or more of these seven causes: chance, nature, compulsions, habit, reason, passion and desire.

在不确定的时期，公司的价值观就是它的指南针。

Every dictatorship is a system of organized forgetting.

The Langlands program is a reflection of the unity of mathematical thought.

"The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion."