Regarded anatomically, the resemblances between the foot of Man and the foot of the Gorilla are far more striking and important than the differences... be the differences between the hand and foot of Man and those of the Gorilla what they may the differences between those of the Gorilla and those of the lower Apes are much greater.
"Evidence as to Man's Place in Nature". Book by Thomas Henry Huxley. Chapter 2, p. 110, 1863.