There is a real body of evidence for this: The World Health Organisation has estimated that in low and middle-income countries, like Nepal and Egypt, and in low-income households, about 10% of household expenditure is on tobacco
Look, menthol cigarettes are the number one killer of Black people
Kim M, Olson S, Jordan JW, Ling PM
To paraphrase one anti-cigarette commercial in California: Some people will say anything to sell (e-) cigarettes.
I suppose that knowing when to stop is just as important as knowing when to push through although perhaps its only the difference between the unvanquished, determined monkey typist who happens to be stone-blind and the equally tenacious seeing monkey who thinks he may discern a hidden pattern and attacks the keys in a frenzied search for it
doi: 10.1016/j.envres.2021.110881 16 DongH.FeiG.-L.WuC.-Y.WuF.-Q.SunY.-Y.ChenM.-J.et al