Spare the rod and spoil the child - that is true. But, beside the rod, keep an apple to give him when he has done well.
Martin LutherHere is the truly Christian life, here is faith really working by love, when a man applies himself with joy and love to the works of that freest servitude in which he serves others voluntarily and for nought, himself abundantly satisfied in the fulness and riches of his own faith.
Martin Luther