If any man would come after me, let him deny himself." The disciple must say to himself the same words Peter said of Christ when he denied him: "I know not this man." Self-denial is never just a series of isolated acts of mortification or asceticism. It is not suicide, for there is an element of self-will even in that. To deny oneself is to be aware only of Christ and no more of self, to see only him who goes before and no more the road which is too hard for us. Once more, all that self denial can say is: "He leads the way, keep close to him.
Dietrich BonhoefferWho is pure in heart? Only those who have surrendered their hearts completely to Jesus that he may reign in them alone. Only those whose hearts are undefiled by their own evil--and by their own virtues too. The pure in heart have a child-like simplicity like Adam before the fall, innocent alike of good and evil: their hearts are not ruled by their conscience, but by the will of Jesus.
Dietrich BonhoefferGod has reserved to Himself the right to determine the end of life, because He alone knows the goal to which it is His will to lead it. It is for Him alone to justify a life or to cast it away.
Dietrich Bonhoeffer