我不知道明天要做什么，我没有计划。我很高兴活着，健康，并且有我的孩子们。
海洋不仅仅是一种资源；它是一种责任。我们今天如何对待它，将决定我们为后代留下的遗产。
Mathematics is not a deductive science—that's a cliché. When you try to prove a theorem, you don't just list the hypotheses and then start to reason. What you do is trial and error, experimentation, guesswork.
理论就像网：只有撒网的人才能捕获。
And I urge you to please notice when you are happy, and exclaim or murmur or think at some point, 'If this isn't nice, I don't know what is.'