The city is the greatest teacher of architecture.

为什么这东西叫美国梦，因为你只有睡着了才能相信。

举一个例子尚且不明白，就不要追求见多识广。 

我们期望晚餐不是出自屠夫、啤酒商或面包师的仁慈，而是出自他们对自身利益的考虑。

每一个作用力总是有一个相等的反作用力与之对抗。

The chief beauty about time is that you cannot waste it in advance. The next year, the next day, the next hour are lying ready for you, as perfect, as unspoiled, as if you had never wasted or misapplied a single moment in all your life. You can turn over a new leaf every hour if you choose.