你不能以貌取人，但你可以通过第一章来判断一本书。
You can't judge a book by its cover, but you can by its first chapter.
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:
Our cognitive biases are not just errors in judgment; they are windows into the evolutionary adaptations of the human brain.
花开时可以折取就要及时折取，不要等到花谢了只能折取空枝。
Games are not just entertainment; they are an expression of culture and a transmission of emotion.
可持续性不是一种趋势，而是我们对未来的责任。