I start smoking in "99, i was 30 years old, first 1-2 cigarettes with a coffe, and slowly got adicted,  1 pack/day. 
   My last cigarette was, last year in 1st of december, i heard the doctor on the radio saying to eat carotts, when  need to smoke. 
Honestly, it worked for me,
  I bought 12-14 lbs of carotts for the money of a pack of cigarettes about 7-8 CAD,
    I buy "babby carotts", and pack them in "Marlboro " pack, 
At the begining i ussed to eat 5-6  babby carotts/day, now i'm adicted to carotts, i need a couple of lbs,
   Aslo ,soo much  A vittamine inproved my eyes view, i see with high resolution, like "Hubble telescop" the cigarettes butts on the streets from 1 mile away, and i'm still drooling,