A bit beyond perceptions reach I sometimes believe I see that life is two locked boxes each containing the other's key.

A bit beyond perceptions reach I sometimes believe I see that life is two locked boxes each containing the other's key.

有时我相信我看到的生活是两个锁着的盒子，每个盒子里都装着另一个人的钥匙。

-- Piet Hein 海因