It's not having what you want, it's wanting what you've got.
The multiverse is not a theory, but a prediction of certain theories.
教育者的心必须是一团活生生的火焰,是温暖和光明的源泉。
你不是靠标新立异获得成功。你是靠保持沉默和小心翼翼地侧身而行。