Conversation so far:
What were Havelock Ellis's views on sterilization?
Havelock Ellis was strongly opposed to the idea of castration for eugenic purposes.
Did Havelock Ellis speak out on this matter?
Yes, Havelock Ellis's publication The Sterilization of the Unfit, Ellis argued that even institutionalization could not guarantee the complete prevention of procreation between the unfit.
Why was Havelock Ellis against sterilization?
Havelock Ellis posited that the sexual glands provided an important source of internal secretions vital for the functioning of the organism, and thus their removal could greatly injure the patient.

Question: Where does he think sexual impulses reside?
Self-contained rewrite: Where does Havelock Ellis think sexual impulses reside?