If you don't take risks, you'll always work for someone who does.
世人很少知道,有多少经过科学研究者脑海的思想和理论,被他自己的严厉批评和反面检验默默扼杀。
The best and most beautiful things in the world cannot be seen or even touched - they must be felt with the heart.
国际政治是一项残酷而危险的事务,而且很可能继续保持这种状态。
"In the midst of winter, I found there was, within me, an invincible summer."