Well, it seemed to me (back in the 60's) to mean all mankind.
As language evolves, it could be that by Kirk's time, it would mean all races.
Taking this to the extreme, it could be argued that saying "no one" could be taken to exclude races with multiple pesonalities, collective conciousness or hive beings.....
As language evolves, it could be that by Kirk's time, it would mean all races.
Taking this to the extreme, it could be argued that saying "no one" could be taken to exclude races with multiple pesonalities, collective conciousness or hive beings.....