在这个世界上，能为别人减轻负担的人都是有用的。
No one is useless in this world who lightens the burdens of another.
"Writing is an act of courage—you have to be willing to expose your deepest thoughts."
A good programmer is someone who always looks both ways before crossing a one-way street.
"La oscuridad siempre está ahí, solo hay que saber mirarla de frente."
预测未来的最好方式就是创造未来。