The First Admonishment

One who recognizes God obeys him and deals with him
In the name of Allah, the most merciful the most beneficent Praise be only for Allah, and blessings be upon the leader of the prophets, Mohammad and his progeny, the leaders, deputies, the pure ones; and continuous curse be upon their enemies from the early ones and the latter ones....
His Words

The Best Spiritual State

"To see himself in the presence of God and to know that God is aware of him, present everywhere and observer of all of his states and deeds." There's no doubt in the fact that if one pays attention to this point it is sufficient for him and it has all the difficult themes and results of Mathematics...