译文：读过的旧书要反复地阅读，读透读深才能知道书中的道理。赏析：经典的好书必须要反复阅读，常读常新，读懂书中的内容就会受益匪浅。

Habit is habit, and not to be flung out of the window by any man, but coaxed downstairs a step at a time.

The laws of physics are the language of the universe, and through them, we can begin to comprehend the vastness and complexity of all that exists.

To manage a forest wisely, one must first learn to think like a forest.

I'm not here to be liked, I'm here to be remembered.

写作是留下自己一部分的方式。