The world is a great wheel, and we are the spokes.
世界是一个伟大的轮子，我们是其中的辐条。
塑料行业的创新不是可选项，而是我们对地球的责任。
The less secure a man is, the more likely he is to have extreme prejudice.
You are never too old to set another goal or to dream a new dream.
Generally speaking， the errors in religion are dangerous； those in philosophy only ridiculous.
问题的数学表述通常比其解决方案更重要，后者可能仅仅是数学或实验技巧的问题。
真正明智的教师不会邀请你进入他智慧的房子，而是引导你到自己心灵的门槛。