Rather, every person who has reason and proof does not have this state, for it is beyond rational consideration, since the sciences are of three levels (the science of the mind), which is every knowledge that you obtain out of necessity or as a result of looking into evidence on the condition that you find the face of that evidence and its resemblance to its kind in the world of thought that This art combines and specializes in sciences, and that is why they say about looking at some of them are correct and some of them are corrupt (and the second science) is the knowledge of states, and there is no way to them except through taste, so no rational person is able to limit them or base their knowledge on evidence, such as knowledge of the sweetness of honey, the bitterness of patience, the pleasure of intercourse, love, ecstasy, longing, and the like. Type of sciences: These are sciences that it is impossible for anyone to know unless he is characterized by them and tastes them and something similar to them of their kind among the people of taste, such as someone whose place of taste is dominated by yellow bitterness, and he finds honey to be bitter, but this is not the case, for the one who dealt with the place of taste is only yellow bitterness (and the third science) is the sciences of secrets, which is The knowledge that is above the stage of the mind, and it is the knowledge that has breathed the Holy Spirit into splendor, is unique to the Prophet and the saint, and it is of two types. One of it is perceived by the mind, like the first knowledge of these categories, but this knowledge of it was not acquired by sight, but the rank of this knowledge gave this and the other type.