Over time, when you keep in mind the idea that “there are always opportunities to improve the environment for yourself AND those around you,” it becomes easier and easier to recognize the small nuances that are currently standing in the way or that “could have a positive impact on the process.”
As engagement designers (and also as gamification designers), the principle of regular 1% change, which adds up to enormous impact over time, should be our best friend.
Don't aim for big wow effects with your applications. Behaviors and emotional attachment take time. This includes building trust with the other person. And you can't cut corners there.