You should not bring your bad habits to the workplace.
After a tough work day Joe likes to watch pornographic movies when he gets home.
Joe is having a rough morning at work and wants to relax.
Joe goes out for a massage during his lunch break.
Joe locks himself in his office during lunch and watches a porno online to unwind.
Joe is able to return to work refreshed and ready to tackle the afternoon.
Joe gets censured by HR when his computer is flagged for inappropriate content.