你的最不满意的顾客是你最大的学习源。
可持续性不是一种趋势，而是生存的必需。
Success is not an accident. It is a choice， a discipline， a learning process， a sacrifice， and most of all， a love for what you are doing.
The best way to find yourself is to lose yourself in the service of others.
La belleza no es un lujo, sino una necesidad del alma.
"Books are the quietest and most constant of friends; they are the most accessible and wisest of counselors, and the most patient of teachers."