质量不是一种行为,而是一种习惯。
我们之所以能够感知事物的变化,是因为单子在无限的变化中保持了稳定的内在本质。
一座好的建筑必须能够吸收人类生活的痕迹。
The best time to plant a tree was 20 years ago; the second-best time is now.
The great advantage of old age is that you can be as rude as you like.