Who said "Kindness is the only act that never goes unnoticed."?

This quote is attributed to William Astor.

Kindness is the only act that never goes unnoticed. - William Astor

"Kindness is the only act that never goes unnoticed."

William Astor Kindness

Merchant & Real Estate American 1763–1848

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