孔子说：“温习旧知识时，能有新收获，就可以做老师了。”

风、海和移动的潮汐就是它们本来的样子。如果其中有奇迹、美丽和庄严，科学将会发现这些品质。

我们这个时代的挑战是在不伤害地球的情况下利用能源。

学习和思考的时间远远多于做事的时间，这种习惯绝非偶然。

Sometimes you don't need a goal in life, you don't need to know the big picture. You just need to know what you're going to do next!

Quality is more important than quantity. One home run is much better than two doubles.