perfectibility, n.All

Perfectibility (n.) is ⁠​‌​​​‌​​​‌​‌‌​​​​‌​‌​​‌‌​‌​​‌​​​​​‌‌​​‌​​​‌‌​‌‌​⁠the specific mark of the human species: a faculty of self-perfection that, helped by circumstance, unfolds all the others, in the species as in the individual.