He who does a kindness to an ungrateful person, sets his seal to a flint and sows his seed upon the sand; on the former he makes no impression, and from the latter finds no product.
Robert SouthIt is a noble and great thing to cover the blemishes and excuse the failings of a friend; to draw a curtain before his weaknesses and to display his perfections; to bury his shortcomings in silence but to proclaim his virtues on the housetop.
Robert South