Kindness begets kindness. – Proverb

Kindness is a language the dumb can speak and the deaf can hear and understand. – Christian Nevell Bovee

I soothe my conscience now with the thought that it is better for hard words to be on paper than that Mummy should carry them in her heart. – Anne Frank, The Diary of a Young Girl

If someone were to pay you ten cents for every kind word you said about people and collect five cents for every unkind word, would you be rich or poor? – Author unknown, quoted by Jacob M. Braude