Famous quotes containing the words optical and/or switches:
“The convent, which belongs to the West as it does to the East, to antiquity as it does to the present time, to Buddhism and Muhammadanism as it does to Christianity, is one of the optical devices whereby man gains a glimpse of infinity.”
—Victor Hugo (1802–1885)
“I find television very educational. Every time someone switches it on I go into another room and read a good book.”
—Groucho Marx (1895–1977)