To cut out negativity, you have to replace it with positive influences. Surround yourself with people who have the same kinds of goals as you.
During my meditation journey, I saw several changes in my physical, mental and emotional well-being that enhanced my life.
Stress results in poor concentration, and can even lead to the development of health disorders. This new year, invest in a stress management course.
You schedule birthdays and meetings, but do you make plans for nonworking time? That should be a priority too, or you will burn out.