If you find a saint who has no sense of humour, then he is not a saint at all. Impossible. His very seriousness says that he has not achieved. Once you have some inner experiences of your own you become very playful, you become very innocent, childlike.
No state at war with another state should engage in hostilities of such a kind as to render mutual confidence impossible when peace will have been made.
Peace is unattained by part performance of conditions, even as a chemical combination is impossible without complete fulfillment of the conditions of attainment thereof.