False facts are highly injurious to the progress of science, for they often endure long; but false views, if supported by some evidence, do little harm, for every one takes a salutary pleasure in proving their falseness.
It matters little how much equipment we use; it matters much that we be masters of all we do use.
Many a man curses the rain that falls upon his head, and knows not that it brings abundance to drive away the hunger.