Glass Fresnel Lenses

Famous quotes containing the words glass and/or lenses:

    People who, out of an inborn moderation, leave every glass standing only half-emptied refuse to admit that everything in the world has its sediments and dregs.
    Friedrich Nietzsche (1844–1900)

    Life is a train of moods like a string of beads, and, as we pass through them, they prove to be many-colored lenses which paint the world their own hue, and each shows only what lies in its focus.
    Ralph Waldo Emerson (1803–1882)