Famous quotes containing the words optical and/or sound:
“There is an optical illusion about every person we meet.”
—Ralph Waldo Emerson (1803–1882)
“There is a silence where hath been no sound,
There is a silence where no sound may be,
In the cold grave—under the deep, deep sea,
Or in wide desert where no life is found,”
—Thomas Hood (1799–1845)