I went to the woods because I wanted to live deliberately,I wanted to live deep and suck out all the marrow of life, To put to rout all that was not life, and not when I had come to die, Discover that I had not lived.
我步入丛林，因为我希望生活有意义，我希望活得深刻，吸取生命中所有精华，把非生命的一切都击溃，以免当我生命终结，发现自己从没有活过。
随着我们深入量子世界，我们发现拓扑不仅仅是数学上的好奇，而是自然界的一个基本方面。
He who has no homeland is like a nightingale without a green forest.
"You have to work hard to get to the top, but you have to work even harder to stay there."