"If I have any worth, it is to live my life for God (Wikiquotes)." Added 3/17/2019
More information on Saint Patrick is on his Wikipedia Page.
"Lord, make me an instrument of your peace; where there is hatred, let me sow love; where there is injury, pardon; where there is doubt, faith; where there is despair, hope; where there is darkness, light; and where there is sadness, joy (St. Francis)."