物理学的美丽在于它能够用简单的方式解释复杂的事物。

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.

My dad has always taught me these words: care and share. That's why we put on clinics. The only thing I can do is try to give back.

The ending of a mystery novel is often unexpected, yet it makes perfect sense.

So that morning in 1962 I told myself: Let everyone else call your idea crazy . . . just keep going. Don’t stop. Don’t even think about stopping until you get there, and don’t give much thought to where “there” is. Whatever comes, just don’t stop.