is the God of Spinoza', for the distinction between form and matter can no longer be given any ultimate value, therefore it is not clear how the mind, reﬂecting on itself, could in the last analysis find any meaning in the notion of receptivity, or think of itself in any valid way as undergoing modification: for if it is the mind itself which thinks of itself as affected, it does not think of itself thus, since it affirms its activity afresh simultaneously with appearing to restrict it: in so far, on the other hand, as it is the mind which places itself in the world, it is not there, and the self positing is an illusion.