leave behind a clean world for future generations.

留给下一代一个清洁的地球。

you can do it too。

你也做得到。

get to another summit in your career.

开创职业生涯的另一个高峰。

pursue breakthroughs in your life.

追求自我的突破。

never say die.

永不放弃。

knowledge is power.

知识就是力量。

never too old to learn.

活到老，学到老。

practice makes perfect.

熟能生巧。

go for it。 = just do it。

加油。向前冲。做了再说。

no pain, no gain.

天下事没有不劳而获的东西。

everyday and in every way i'm getting better.

每天每个方面我的生活都正在好转。

time is money.

时间就是金钱。 www.yikexun.cn

man can conquer nature.

人定胜天。

better late than never.

只要开始，虽晚不迟。

a journey of a thousand miles begins with single step.

千里之行，始于足下。

honesty is the best policy.

诚实才是上策。

money doesn't grow on trees.

钱不是从天上掉下来的。

i know that my future is not just a dream.

我知道我的未来不是梦。

to convert defeat into victory.

反败为胜。

youth means limitless possibilities.

年轻就是无限的可能。