可持续发展不是一种选择，而是我们对后代的责任。
对失意的人不要谈论得意的事，处于得意的时候不要忘记失意的日子。
The laws of physics are the language in which the universe writes its story.
"It's not about gender, it's about the work."
If you lose or forget to bring a cable，adapter or charger，check with your hotel. Most hotels now have a drawer full of cables，adapters and chargers others have left behind，and probably have the one you are missing. You can often claim it after borrowing it.
