第一步是测量任何容易测量的东西。这本身没有问题。第二步是忽视无法测量的东西或给它一个任意的数值。这是人为且误导的。第三步是假设不容易测量的东西不太重要。这是盲目。第四步是说不能轻易测量的东西实际上不存在。这是自杀。

A new scientific truth does not triumph by convincing its opponents and making them see the light, but rather because its opponents eventually die, and a new generation grows up that is familiar with it.

The photograph is literally an emanation of the referent. From a real body, which was there, proceed radiations which ultimately touch me, who am here.

重要的不是金钱，而是你爱的人。