Xarikleia 's Key Ideas from A Brief History of Thought
by Luc Ferry

Strength, beauty, intelligence – all natural gifts received at birth – are self-evidently qualities, but not on a moral plane. You can use your strength, your beauty or your intelligence to commit the most wicked crime, and you demonstrate by this alone that there is nothing inherently virtuous about natural gifts. Therefore, you can choose what use to make of them, whether good or bad, but it is the use that is moral or immoral, not the gifts themselves.

‘Free will’ becomes the determining factor of the morality of an action.