Quadratic Difference Tones

Famous quotes containing the words difference and/or tones:

    “The difference between humans and wild animals is that humans pray before they commit murder.”
    —Friedrich Dürrenmatt (1921–1990)

    “‘Tis not that thy mien is stately,
    ‘Tis not that thy tones are soft;”
    —Charles Stuart Calverley (1831–1884)