[BobbyJo]

I'd also like to point out serendipitous external input as well. Isaac Newton and watching the apple fall from the tree for instance. Often, thought processes are steered by external stimuli that happen to occur while the thought process is taking place.

[larodi]

its steered by magic or magick at best, and too many have tried to devise the principle behind it. math in all its beauty is too simple to grasp it yet if ever. noone does, that's the beauty of life. and nobody wants an ugly life.