Smell, because it's the least useful.
Window.
Probably my friendship with Julia, unless my friendship with Kelly is broken which I don't think it is and really hope it's not.
That everyone has to be single.
Let someone through S3 security as easily as I let Julia through when they don't seem 100% sure they won't date.
Be able to talk to animals.
Understanding me, caring about me, being comforting, and being permanently single.
Never be allowed to board an airplane again, because I don't fly that often anyway and I use the internet a lot.
Monster.
To be loved. Falling in love is usually only associated with romantic relationships, which people don't need, but there are better ways to love and be loved.