释义：上顺应于天，下取悦于民。使民众喜悦，人民便忘记了劳苦；用喜悦战胜困难，民众就会忘掉死亡的威胁，喜悦的作用太大了，它能勉励民众！
The secondary rules are those that provide for the creation, alteration, and extinction of primary rules.
The older I get, the more I realize how little I know.
Safest way to get what you want is to deserve what you want.
Our mission is to completely replace the use of animals as food technology by 2035.