I hate how this comment is on every website's comment section when smoking is brought up. Smokers know that smoking cigarettes is unhealthy. But it's difficult

I hate how this comment is on every website's comment section when smoking is brought up. Smokers know that smoking cigarettes is unhealthy. But it's difficult to stop, since they are addicted. I'm sure you feel enlightened saying "uh, just stop duh", but it's not that straight forward.