Please Stop wrote:
Anyone who can run sub 20 5k or sub 5 mile with little to no training has potential. If those two benchmarks aren't met within a month or so of formal training commencing, you might as well hang up the spikes and find a different activity.
Surely you jest. Maybe you’re being sarcastic? There are a million great reasons to pursue any physical activity. No need to quit just because you may not be the best in the world.