Politics is every citizen's duty, and avoiding politics is itself a political stance.
政治是每个公民的义务，逃避政治本身就是一种政治立场。
The best way to predict the future is to create it.
Economics is the study of how societies use scarce resources to produce valuable goods and services and distribute them among different individuals. If we think about the definitions, we find two key ideas that run through all of economics:
在量子力学中，观察者与被观察的系统并不是分离的。
Fruit is a noble cause,the cause of flower is sweet,but still let me in the obscurity of the shadow of the dedication to do it cause leaf.
海底并非永恒不变，而是在不断更新。