The best way to understand labor markets is to look at real-world data, not just theoretical models.

I would like to fly in space.Absolutely.That would be cool.I used to just do personally risky things， but now I’ve got kids and responsibilities， so I can’t be my own test pilot.That wouldn’t be a good idea.But I definitely want to fly as soon as it’s a sensible thing to do.

Science is the knowledge of consequences, and dependence of one fact upon another.

文学的力量在于它能够跨越时间和空间连接我们。