Find a mentor that can help you stay on your career track. Now if you are in a place where you are ready to mentor someone else, do it. Confidence comes with sharing knowledge. Sometimes you don't know how much you know until you are sharing it with others.
We often don't think about it, but sleep is very important to your well-being. Without proper amounts of sleep your body and abilities can decline. Remember to unplug and get the sleep you need.
We are often focused on getting results, but by shifting your focus to seeking knowledge, you may find yourself more excited about your work. The continued discovery and exploration will keep you more motived and in the long run this will show in your results.