En la oscuridad, las palabras son la luz que nos guía.
The only limit is the one you set yourself.
Beware the barrenness of a busy life.
Difficult circumstances serve as a textbook of life for people.
Technology is about enabling human potential.
经济周期不仅仅是围绕确定性趋势的波动；它们代表了趋势本身的转变。
Problem solving is a search through a space of possible solutions.
