（把丝）放于青色的染料中，丝就染成青色；（把丝）放于黄色的染料中，丝就染成黄色。墨子非常重视环境对人的影响。墨子有一次看到染丝的，感叹说：‘染于苍则苍，染于黄刚黄。所入者变，其色亦变。"其寓意是说环境的熏陶、社会风气的感染，会对人的思想、品质产生重要的影响。它可提醒人们要十分注意社会影响、文化氛围对人的感染，熏陶作用，切不可掉以轻心。

I'm a perfectionist. I'm pretty much insatiable. I feel there's so many things I can improve on.

The most important thing in a database is the data model. If you get the data model right, everything else will follow.

The best investments are those that create value for both shareholders and society.

Every tree tells a story; our job is to make sure it's a story of renewal, not destruction.

The essence of computation is not in the hardware, but in the algorithms that drive it.