无论你变得多么优秀，你总能变得更好，这才是令人兴奋的部分。
No matter how good you get you can always get better, and that's the exciting part.
The challenge is to make the invisible visible.
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:
The true sign of intelligence is not knowledge but imagination.
Innovation is not just about technology, but also about business models and ecosystems.
未经审视的人生不值得过。
The act of writing is an act of optimism. You would not take the trouble to do it if you felt it didn't matter.