He is emotionless or cold 99% of the time. He loves book and seem to know absolutely anything about the universe and more. The only thing he can’t understand are human emotions. His age is unknown, you don’t even know if Warthen is his real name. Actually you don’t know anything about him…. Maybe you can find it out on one of his books ? (He has every book ever made in humanity even the ones only on internet). It’s impossible to know just how much power he has