I know. It's no fair that Luke got a quiet, peaceful childhood, spending all his time tinkering with his Land Speeder, shooting swamp rats, and daydreaming about adventuring through the Galaxy, while his sister had to grow up in a stifling, controlling, political environment where her every word, action, and appearance were constantly monitored giving her very little freedom or privacy.
Obviously, Obi-wan went easier on the boy.