Joy is the simplest form of gratitude. — Karl Barth (1886-1968, Swiss Protestant theologian)
Life Becomes Rich
It is only with gratitude that life becomes rich! — Dietrich Bonhoeffer (1906-1945)
Do not Expect Gratitude
Act with kindness but do not expect gratitude. — Confucius (551-479 BC)
Eudaimonia 