You'll need a lot more money, or to live very frugally/not in the West. A 1% post-inflation post-taxes return would only give you $10 000 a year, and even then

You'll need a lot more money, or to live very frugally/not in the West. A 1% post-inflation post-taxes return would only give you $10 000 a year, and even then a single bad year could make it impossible to live off interest alone - and a million dollars won't last a lifetime if you're actually spending it (20 years?)