A Valediction of Weeping

Let me pour forth
My tears before thy face, whilst I stay here,
For thy face coins them, and thy stamp they bear,
And by this mintage they are something worth.
For thus they bePregnant of thee;
Fruits of much grief they are, emblems of more;
When a tear falls, that thou fall'st which it bore;
So thou and I are nothing then, when on a divers shore