I'm the reason your boyfriend's so stressed.
The way we see things is affected by what we know or what we believe.
The human mind is so complex and things are so tangled up with each other that, to explain a blade of grass, one would have to make a diagram of the universe.
The heart of another is a dark forest, always, no matter how close it has been to one’s own.
把你的手放在滚热的炉子上一分钟,感觉起来像一小时。坐在一个漂亮姑娘身边整整一小时,感觉起来像一分钟。这就是相对论。