While I don't personally drink bear, I agree with the many people who replied, basically, go and do something else.
It happened to me, too, that I got
the inspiration while focussing my mind on something else.
>Thank to all for the very intereting replies!
>
>The following is from a mailing list where a have asked the same question-
>
>Regards,
>Pablo
>-*----------------------------------------------------------------------------*-
>
>My calculus professor in college, an old German fellow, would always say:
>
>"when you're working on a problem and you can't solve it, go to the refrigerator and get a beer, then go back to it later"
Difference in opinions hath cost many millions of lives: for instance, whether flesh be bread, or bread be flesh; whether whistling be a vice or a virtue; whether it be better to kiss a post, or throw it into the fire... (from Gulliver's Travels)