When God wants to have mercy on someone, He inspires someone else to pray for him, and He helps in this prayer. Silouan the Athonite
Those who have truly decided to serve the Lord God should practice the remembrance of God and uninterrupted prayer to Jesus Christ, mentally saying: Lord Jesus Christ, Son of God, have mercy on me, a sinner. Seraphim of Sarov
In various misfortunes, say: 'Lord, I believe that I endure what is due and receive what I deserve. But You, Lord, in Your mercy, forgive and have mercy on me,' - and repeat this until you feel peace in your soul. Nectarius of Optina
Every time you say "Lord, have mercy on my child”, your child will receive one good thought from Christ. The more you pray, the more good thoughts will be acquired by your child. Porphyrios of Kafsokalyvia
Heaven have mercy on us all - Presbyterians and Pagans alike - for we are all somehow dreadfully cracked about the head, and sadly need mending. Herman Melville
I am standing on the threshold of another trembling world. May God have mercy on my soul. Bobby Sands