"I think people believe in heaven because they don’t like the idea of dying, because they want to carry on living and they don’t like the idea that other people will move into their house and put their things into the rubbish."

阿秒时间尺度对于电子运动的研究，就像高速摄像机对于研究动物运动一样重要。#

你必须先跌倒才能飞翔。