重要的不是你说什么，而是你做什么。
"It's not about what you say, it's about what you do."
Quality is not a destination, it is a journey.
学无止境的人比无所不知的人做得更好。
"Children are the best critics because they are honest and direct."
"The past is a shadow that follows us, but it is the light ahead that guides our steps."