I like light green, sometimes red is fun to look at, not a fan of yellow, unless it's in a rainbow or on a coffee mug or on a happy face.
You know very well that unless you're a scientist, it's much more important for a theory to be shapely, than for it to be true.
We can believe that we know where the world should go. But unless we're in touch with our customers, our model of the world can diverge from reality. There's no substitute for innovation, of course, but innovation is no substitute for being in touch, either.