If a job is worth doing, then it is worth doing well. Any job that has your mind, heart and passion in it doesn't merely remain a job, it becomes a work of art. To achieve excellence in your job, is to do it in a manner that would inspire others. Choose a job in kolkata that you love and you will never have to work a day in your life. A job must be such that makes you smile and keeps your heart happy, not something that gives you panic attacks and stress.