• Invention is activity of mind, as fire is air in motion; a sharpening of the spiritual sight, to discern hidden aptitudes.

    Martin Farquhar Tupper: Invention is activity of mind, as fire is air in motion; a sharpening of the spiritual sight, to discern hidden aptitudes.
    Martin Farquhar Tupper (1839). “Proverbial philosophy: a book of thoughts and arguments”, p.216