Staying motivated is necessary if we want to be productive always.  Here are ways that might help maintain our motivation:

• Attend activities that will help you improve your skills or even your personality.  Activities like seminars, workshops, trainings that are related to your work or with topics that you can apply to yourself.
• Schedule a vacation, trip, or just break from work to give yourself a rest.
• Stay positive through reading materials or listening to positive and uplifting music.  Stay positive also by being with positive people or interacting with them.

Those are just few suggestions.  You could have other ways on how to stay motivated.  It actually depends on what suits you best.  But what’s important is that we are motivated and we stay motivated all the time.