解释：上等的医生能够医治国家，次一等的只会医治病人，这本来就是医生的职守。
我不是从外往里看，也不是从里往外看，我就他妈站在正中央。
The greatest mistake you can make in life is to be continually fearing you will make one.
Curiosity is the engine of discovery.
Every technological breakthrough comes from the exploration and persistence of the unknown.