If I get porcelain/emax veneers bonded with my dentin now at age of 22 then I guess i have to change them once or twice in my life later.right? I'm concerned that when my old veneers will be removed later due to breakage my tooth structure will be somewhat altered again leaving less tooth structure to bond veneer with since before veneers are already bonded with dentin. Would my tooth be lost then? Can veneers be the right option again or do I have to go for other procedure like crown?