We think too small. Like the frog at the bottom of the well. He thinks the sky is only as big as the top of the well. If he surfaced, he would have an entirely different view.
Believing that soom good can be derived from every event is a better preposition than that everything happens for the best, which is assuredly does not.
The reasonable man adapts himself to the world; the unreasonable one persists in trying to adapt the world to himself. Therefore, all progress depends upon the unreasonable man.