The purpose of abstraction is not to be vague, but to create a new semantic level in which one can be absolutely precise.

The next generation of farmers will need both tradition and technology to succeed.

I made you a great big chocolate sundae for dessert. But I had to eat it myself because I just heard on the radio that ice cream isn't good for dogs.“Disappointment isn't good for dogs either...

绝不能为了速度或成本而牺牲质量。

The best way to predict the future is to create it.