我不放弃，我升级。

Trust is the most valuable currency in business.

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:

好的教师不是仅仅传授知识，而是激发学生自己去探索和发现

你妈妈那么抑郁是因为我。

【释义】看得多的人知识广博，听得多的人有见识，拒绝接受劝告的人闭塞不通，只相信自己的人孤立无援。