Ideas are like fish. If you want to catch little fish, you can stay in the shallow water. But if you want to catch the big fish, you've got to go deeper.
The training and improvement of labor are effective ways to increase productivity.
"Memory is a complicated thing, a relative to truth, but not its twin."
明明可以享受快乐却不去把握,为什么要自寻烦恼呢?