Love is the fruit of prayer ... Patiently abiding in prayer signifies a man's renunciation of himself. Therefore the self-denial of the soul turns into love for God.
Isaac of NinevehWhoever hates his sins will stop sinning; and whoever confesses them will receive remission. A man can not abandon the habit of sin if he does not first gain enmity toward sin, nor can he receive remission of sin without confession of sin. For the confession of sin is the cause of true humility.
Isaac of NinevehIf you cannot close the mouth of one who reviles his brother, at least avoid conversation with him.
Isaac of NinevehJust as a strongly flowing fountain is not blocked up by a handful of earth, so the compassion of the Creator is not overcome by the wickedness of his creatures.
Isaac of NinevehSomeone who bears a grudge while he prays is like a person who sows in the sea and expects to reap a harvest.
Isaac of NinevehNo one can sense his own weakness is at least a small temptation is not allowed to afflict either his body or his soul. Then, comparing his weakness to the help of God, a man comes to know its magnitude. But whoever does not know that he needs God's help, let him make many prayers. Insofar as he multiplies them, in that measure will he be humbled.
Isaac of Nineveh