Insignificant, is the loss of relatives, wealth and fame; The loss of wisdom is the greatest loss. Insignificant, is the increase of relatives, wealth and fame; The increase of wisdom is the highest gain. Therefore, you should train yourselves thus: "We will grow in the increase of wisdom" Thus you should train yourselves.
Do not believe in anything simply because you have heard it. Do not believe in anything simply because it is spoken and rumored by many. Do not believe in anything simply because it is found written in your religious books. Do not believe in anything merely on the authority of your teachers and elders.
Abu Dharr once described the people of the world, says, "They breed what will they ultimately bury, they build what will eventually be destroy, they hold firm to what is emphemeral, and they forsake what is everlasting. Hence, blessed are the two cries people abominate most: Death and poverty.
For it is not possible to join serpentine wisdom with columbine innocence, except men know exactly all the conditions of the serpent: his baseness and going upon his belly, his volubility and lubricity, his envy and sting, and the rest; that is, all forms and natures of evil: for without this, virtue lieth open and unfenced.
. . . integral wisdom involves a direct participation in every moment: the observer and the observed are dissolved in the light of pure awareness, and no mental concepts or attitudes are present to dim that light.
I complained to Waki' about the weakness of my memorisation,
So he instructed me to abandon disobedience;
He informed me that knowledge is a light,
And the light of Allah is not given to a sinner.
Knowledge of the self is the mother of all knowledge. So it is incumbent on me to know my self, to know it completely, to know its minutiae, its characteristics, its subtleties, and its very atoms.