A scientist must have the courage to defend his ideas, even if they are unpopular.
科学家必须有勇气捍卫自己的思想，即使它们不受欢迎。
Life is ours to be spent, not to be saved.
I’m not perfect, and I don’t claim to be.
每个人都有不为世人所知的秘密悲伤；很多时候，我们称一个人冷漠，而他只是悲伤。
The connection between animal health and human health is undeniable and must be a priority in our work.
我也没有像鸟禽一般地歌唱，我只静静地微笑，笑我自己幸福无涯。