The best way to improve a program is to rewrite it.
释义:人生如同一盘棋,在纷繁复杂的世事中,胜负尚未决定,双方都在角力。
We are all searching for something, even if we don't know what it is.
因果关系的阶梯有三个梯级:观察、行动和想象。