验证不仅仅是发现错误;它关乎理解系统为何以某种方式工作。
The best way to learn about poverty is to go out and talk to the poor themselves.
每个人都是一个月亮,都有从不向人展示的阴暗面。
The moment you stop trying is the moment you start dying.
"El verdadero viaje no es buscar nuevos paisajes, sino tener nuevos ojos."