The bards of old
Were very bold
In swearing love eternal.
Such vows are vain.
Let me explain
That love is more diurnal.
Fidelity
Is not for me.
I say this as a warning.
But love is new;
I do love you;
So I'll be true till morning.
DeForrest A. Penley
http://www.poemhunter.com/poem/bards-of-old/