你必须愿意为了你将成为的人而牺牲你现在是谁。
You have to be willing to sacrifice who you are for who you will become.
最终,我们记住的不是敌人的话语,而是朋友的沉默。
Efficiency in energy production is the cornerstone of sustainable development.
Sometimes the hardest thing to do is nothing at all.
The teacher must believe in the potential of his students.