人类的历史是在不同气候条件下为生存而斗争的记录。
The true measure of leadership is how well you empower others to achieve their full potential.
世界不是由粒子构成的,而是由事件构成的。
我们今天划定的伦理界限将塑造明天的科学。
The most thought-provoking thing in our thought-provoking time is that we are still not thinking.