When you want to make a beginning of a good deed, first prepare for temptations, which will come to you, and don't doubt the truth of that which you do for God.
Isaac of NinevehThe prayer of one who does not consider himself a sinner is not accepted by the Lord.
Isaac of NinevehWhoever prematurely begins a work that is above his strength receives nothing, but only brings harm upon himself.
Isaac of Nineveh