He really needs to understand you are done. Cut it off cleanly despite your kindness. Kindness is not fair to either of you now. Next time he calls, let him know, in clear terms, that you are through with him and that he is no longer welcome. It will be kinder to both of you.

Good luck.

__________________
Lots of people talk and few of them know, soul of a woman was created below

I can't get through to her 'cause it doesn't permit
But I'm gonna give her everything I've got to give.

I hear your sweet voice calling
out my name
As I stare from a six foot cell
And from beyond I heard the words
Deceptively Yours