Quadratic Difference Tones

Famous quotes containing the words difference and/or tones:

“A faith is something you die for, a doctrine is something you kill for. There is all the difference in the world.”
—Tony Benn (b. 1925)

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