God may shrink from the thought of death coming before he has finished his preparation for the next world, but if he is sincere, he will be diligent in making such preparation.
The second test of sincerity is that a man should be willing to sacrifice his will to God's, should cleave to what brings him nearer to God, and should shun what places him at a distance from God. The fact of a man's sinning is no proof that he does not love God at all, but it proves that he does not love Him with his whole heart. The saint Fudhail said to a certain man, "If any one asks you whether you love God, keep silent; for if you say, 'I do not love Him,' you are an infidel; and if you say, 'I do,' your deeds contradict you."
The third test is that the remembrance of God should always remain fresh in a man's heart without effort, for what a man loves he constantly remembers, and if his love is perfect he never forgets it. It is possible, however, that, while the love of God does not take the first place in a man's heart, the love of the love of God may, for love is one thing and the love of love another.
The fourth test is that he will love the Koran, which is the Word of God, and Muhammad, who is the Prophet of God; if his love is really strong, he will love all men, for all are God's servants, nay, his love will embrace the whole creation, for
