In our good works nothing is our own.
There is not one blade of grass, there is no color in this world that is not intended to make men rejoice.
When a certain shameless fellow mockingly asked a pious old man what God had done before the creation of the world the latter aptly countered that he had been building hell for the curious.
We shall never be fit for the service of God, if we look not beyond this fleeting life.
We cannot rely on God's promises without obeying his commandments.
So great and boundless is God's wisdom that he knows right well how to use evil instruments to do good.