Having friendship makes you feel not alone and it makes you happy to be with people who like who you are.
body language, has he been acting weird? Agreeing or disagreeing in a joking way, lot of eye contact, complements you, the way he responds to touch (like a hand on his shoulder, holding his hand, ect.), and does he lean forward when your speaking to him despite already sitting close
I would say yes, all buildings should be accessible. For one, what if there is an emergency? How would they get to where they need to be if not? Fire safety, without an accessible building there would be no way of entry to help.
Upper body strength and endurance :)
Answer: The answer is overload.