Absolutely you can. Good managers support their people and do their best to make sure the people they're responsible for are doing their best. Bad managers abus

Absolutely you can. Good managers support their people and do their best to make sure the people they're responsible for are doing their best. Bad managers abuse the outdated hierarchical model for ego trips. You can absolutely be friends with your boss, because his or her job is to make you great, which is more than I can say about a lot of friends.