55. Incidentally it implies that the juice of the fruits of date palms and vines contains two things. One is that which is pure and wholesome food for man and the other is that which turns into alcohol after it becomes rotten. But it has been left to the choice of man to obtain pure healthy food from this providence or to drink it as intoxicant wine to excite him and make him lose his self control. This also contains a hint as to the prohibition of wine.