A highly dubious statement that Medium choose to recommend today reads:

You Would Not Survive A Day In Medieval Times

Humans are exceedingly adaptable, especially in times of hunger, war, and other stressful influences.

Were it not the case, we’d never make an exodus from Africa.

Were it not the case, we’d never have inherited Earth after dinosaurs ceased to properly finance their asteroid terrestrial-impact early alert system due to concerns about mass influx of alien migrants.