The wave function is not a description of a single system but of an ensemble of systems.
波函数不是描述单个系统,而是描述系统的集合。
The real is not only what can be reproduced, but that which is always already reproduced. That is the hyperreal.
永远不要停止质疑如何做得更好——自满是进步的敌人。
我相信善良和同情的力量。