i've always figured that if i wanted to smoke something, i'd just eat it or chew it instead for less lung cancer & tar.

No

Quit smoking a long time ago. Other than a bit of teeth-staining, I don't think it affected my appearance.

Yes and it’s probably why I look so old

Yes.
No.
If I continue, it might.

I used to.. I quit a few years back.

Only in the evenings

Nope

No but I'd turn green and die on the first puff

I smoke like once a year or two