I always say, decisions I make, I live with them. There's always ways you can correct them or ways you can do them better. At the end of the day, I live with them.
The rat in the maze is not just learning a series of turns, but is building up a cognitive map of the whole situation.
If you can't explain your chemistry to a non-scientist, you don't understand it well enough.
劳动是创造财富的唯一途径。