Who said "One touch of a noble nature makes the whole world kin."?

This quote is attributed to Walt Whitman.

One touch of a noble nature makes the whole world kin. - Walt Whitman

"One touch of a noble nature makes the whole world kin."

Walt Whitman Kindness

Poet American 1819–1892

"Do I contradict myself? Very well then I contradict myself, (I am large, I contain multitudes.)"

"I celebrate myself, and sing myself."

"Keep your face always toward the sunshine, and shadows will fall behind you."

"The future is no more uncertain than the present."

"A good man treats his wife with respect."

"Kindness always comes back around."

"The power of a smile can change everything."

"Kindness is weakness to some. Not to me."