The greatest obstacle to being heroic is the doubt whether one may not be going to prove one's self a fool; the truest heroism is to resist the doubt, and the profoundest wisdom to know when it ought to be resisted, and when it be obeyed.
在这个不断试图改变你的世界里，做你自己是最大的成就。
海洋是我们最伟大的资源，但也是我们最大的责任。我们如何对待它，决定了我们的遗产。
The genome is a mirror reflecting our evolutionary journey.