世间万物,唯有变化才是永恒不变的法则。
我从不后悔我生命中做过的任何事或任何选择。
I'm not a rapper, I'm a rock star.
To avoid criticism, do nothing, say nothing, be nothing.
For systems, the analogue of a face-lift is to add to the control graph an edge that creates a cycle, not just an additional node.
There are no such things as applied sciences, only applications of science.