Leadership is about making tough decisions with compassion.

The conjectures of the Langlands program are not merely problems to be solved but a vision of how mathematics should be.

历史是由胜利者书写的，但真相往往藏在失败者的沉默中。

The more you dwell in the past, the less you prepare for the future.

谷物生产的效率不是选择，而是必需。