形容医生对待患者时应保持高度谨慎和责任感

"I hope that in this year to come, you make mistakes. Because if you are making mistakes, then you are making new things, trying new things, learning, living, pushing yourself, changing yourself, changing your world. You're doing things you've never done before, and more importantly, you're doing something."

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