Alternatively, "My rifles will last me the rest of my life. You'll replace most of your shoes by this time next year."
Have to keep quiet, though, about what it costs to feed the rifles.
Reloading helps, and gives you more accurate and non-corrosive ammo in all cases.
Most of mine are older than I am. Most of those are older than my father.
I have one that's older than my grandfathers, though it shoots a modern, hard-hitting, easily-reloadable cartridge quite accurately.