Even in the lust of knowledge I feel only my will's delight in begetting and becoming; and if there be innocence in my knowledge it is because my procreative will is in it.
It is our needs that interpret the world; our drives and their For and Against. Every drive is a kind of lust to rule; each one has its perspective that it would like to compel all other drives to accept as a norm.
Lust and self-mutilation are closely related impulses. There are also self-mutilators among knowers: they do not want to be creators under any circumstances.