It's good to be diligent about cleaning.
Rob returns home from a long day at work and sits down on the couch.
Rob wants to invite his friend over for dinner.
Rob invites his friend over and diligently cleans in the half hour before he arrives.
Rob invites his friend over for dinner and sits on the couch until he arrives.
Rob's friend is impressed by how clean his house is and suggests they hang out together more often, making Rob feel happy.
Rob's friend is repulsed by his messy house and never comes over again, making Rob feel sad.