There comes a time when the mind takes a higher plane of knowledge but can never prove how it got there.

There comes a time when the mind takes a higher plane of knowledge but can never prove how it got there.

总有那么一段时间，我们的头脑会获得更高层次的知识，但却永远无法证明它是如何做到这一点的。

-- Albert Einstein 爱因斯坦