if you had to drop out of a class you are not a failure
if you had to take time off school you are not a failure
if you had to leave school for good you are not a failure
your worth is not determined by academia and this goes doubly so for disabled people and others for whom school is set against them
"i am not at all physically attracted to you"
is an absolutely valid reason to not want to date someone.
People had the nerve to call me shallow for this.
By the way, it’s also totally cool to turn someone down without explaining your reasons. You are not interested, no will suffice. Do not feel pressured to explain your decisions to someone else.