The question that should always prefix the words "Can I", are the words "Should I".
I have this looming Faustian fear that if I ever admit to liking a girl, that's the moment she'll leave. Why let your heart admit to things that Mephistopheles is bound to overhear? I wonder if my Gretchen is out there, and if she is, I do hope her name isn't Gretchen.
Finally, dreams about your teeth rotting or crumbling in your mouth can reflect your anxiety about your appearance and how other people perceive you. They can also relay a feeling of powerlessness. Either way, I hate it when I have that dream! I also dreamed that I had a hole in my pants, so I'm thinking it all ties into me worrying about what people think of me.