The greatest remedy for anger is delay.

~ Seneca

Be kind whenever possible. It is always possible. 

~ Dalai Lama

Nonviolence means avoiding not only external physical violence but also internal violence of spirit. You not only refuse to shoot a man, but you refuse to hate him.

~ Martin Luther King, Jr.

Kindness is a language which the deaf can hear and the blind can read.

~ Mark Twain

Make a careful list of all things done to you that you abhorred. Don’t do them to others, ever. Make another list of things done for you that you loved. Do them for others, always.

~ Dee Hock

Love all, trust a few, do wrong to none.

~ William Shakespeare

I appreciate people who are civil, whether they mean it or not. I think: Be civil. Do not cherish your opinion over my feelings. There’s a vanity to candor that isn’t really worth it. Be kind.

~ Richard Greenberg

Be kind, for everyone you meet is fighting a hard battle.

~ Plato