The only thing I would even dare venture to guess is that the great ideas of the ages have come from people who were looking for things, even if they found something other than what they were looking for (like Penicillin).
Or LSD. Or cortexiphan.
Yo soy el stupido.
It's actually Señor.
"The fundamental principle of science, the definition almost, is this: the sole test of the validity of any idea is experiment." -- Richard P. Feynman