外交是一种手段，而不是目的。
Diplomacy is not an end in itself if it does not advance the interests of the nation.
The study of psychology is the study of life in action.
"I'm always evolving, always changing."
The most exciting moments in mathematics are when you discover that two seemingly unrelated areas are deeply connected.
唯一真正的智慧在于知道自己一无所知。
The artist must be a philosopher, a poet, and above all, a revolutionary.
骄傲暴戾的人，不能作为朋友。
The future of medicine lies in personalized solutions—one size does not fit all.
伴随着巨大的力量而来的是需要极大的谨慎。
We need creativity to change society.