Earlier quoted context omitted.
Alcohol promises a great time. Alcohol delivers a hangover and regrets. I drink alcohol at least 2 or 3 times a week. I can't remember the last time I had a hangover. I just don't drink an excessive amount. Junk food promises a great time. Junk food delivers poor health and regrets. I eat junk food a few times every month. I'm above average on most health metrics. Going to the gym promises hardship and struggle. It d…
You posted the comment I would have added. But let me ask, what do you have in your existential toolbox that helps you do this? What have you experienced in your life which might make this easier for you than for others?
This is what accounts for the stark differences in outlook. If you've practiced this, it feels easy, and it can be difficult to even relate to how others struggle. If you don't, it feels impossible, and it can be difficult to relate to how others find it so easy.
It can be a surprisingly quick process. If you have some impossibly tempting snack you're struggling to resist, if you just grin and willpower your way through it a couple of times, rough as they may be, it takes less willpower each time. By the 5th or 6th time you've done this, it's maybe still effortful, but already noticeably easier. By the 20th time, you may not even feel the temptation at all.
... depending on what's got you hooked, obviously. Substance addictions may linger for a longer time, but the principle is the same. Even if you still crave cigarettes two months after you've quit, it's nowhere near as bad as it was 5 days in.
It's not without reason almost every culture has had rituals of fasting or abstinence. It turns out this is a pretty good thing to practice every once in a while, even if you don't have to become a desert ascetic or go full Jocko Willink in the process.