Cigarettes are the only consumer products which when used as directed kill their consumers.

To cease smoking is the easiest thing. I ought to know. I've done it a thousand times.
Tobacco is the only industry that produces products to make huge profits and at the same time damage the health and kill their consumers.
Why do you smoke so much, knowing how it hurts you? To which I replied, 'It's my only weakness.'
Cigarette smoking is clearly identified as the chief, preventable cause of death in our society.
Smoking is a habit that drains your money and kills you slowly, one puff after another.

If you resolve to give up smoking, drinking and loving, you don't actually live longer; it just seems longer.
Smoking cigarettes is like paying to have your life cut shorter – the most foolish thing anyone can ever do.
Giving up smoking is the easiest thing in the world. I know because I've done it thousands of times.