Living a balanced life is essential and can be related to eating balanced diet, the way it is necessary to eat balanced diet so also it is necessary for a christian to live a balanced life. A balanced life helps you strike equilibrium between your spiritual life and every other activities such as academics, marriage, work etc. It is necessary to strike a balance in between all of these so that one will not suffer at the expense of doing well at the other. You do not neglect your spiritual life because of your job or because of academics, so Aldo you do not neglect your job or academics because of your spiritual life. There must be a balance.