成功来自于努力工作、坚持不懈和一点运气的结合。
每本书都是一次前往未知世界的旅行，充满了可能性。
All changes, even the most longed for, have their melancholy; for what we leave behind us is a part of ourselves; we must die to one life before we can enter into another.
The key to sustainable development is to balance economic growth and environmental protection.