You don't have to be perfect to be amazing.
你不必完美也能很了不起。
Chemistry is the art of manipulating matter at the molecular level, and catalysis is its most powerful brush.
The knowledge of the past stays with us to spur us on to new achievements.
理解免疫系统就是理解解锁新癌症疗法的关键。
种一棵树最好的时间是20年前,第二好的时间是现在。