The discovery of gravitational waves has opened a new window to the universe.

To every action there is always opposed an equal reaction； or， the mutual actions of two bodies upon each other are always equal， and directed to contrary parts.

专业人士其实就是能更优雅的从错误从回到正常状态的业余人士。

你画的每一笔都应该有目的，即使只是为了让人微笑。

我不是乐队，我是管弦乐团。