疼痛研究不仅仅是缓解痛苦；它关乎理解人类生物学的一个基本方面。

我跑步不是为了延长生命，而是为了给生命增添活力。

穷人别无选择，只能诚实。富人有资本不诚实。

To feed the world, we must first understand it.

Diplomats should possess flexibility and adaptability to respond to rapidly changing international circumstances.