系统价值的证明是它的存在。

The periodic table is a map to the building blocks of reality.

In the old world， you devoted 30% of your time to building a great service and 70% of your time to shouting about it. In the new world， that inverts.

牛马生着四足，这是天性；给马戴上笼头，给牛穿上鼻绳，就是人为。所以说，不要人为毁灭天性，不要用故意造作去毁灭天命，不要以德行去为名利殉葬，谨守天道勿使丧失，这就叫返归本真。