一个科学家的真正价值是由超越他的学生数量来衡量的。
Resilience is not a trait that people either have or do not have. It involves behaviors, thoughts, and actions that can be learned and developed in anyone.
词语如同影子,影子如同词语:它们什么都不说,它们只是重复我们想听的话。
The brave may not live forever, but the cautious do not live at all.