The answer to this query is - As soon as in your lifetime. You might be in a school or a college, but learning to save during that period will only help you stay more disciplined as you move ahead. Always stay free from impulsive purchases so that you can save enough for the necessities and your study aspirations. Your parents may be saving for you. But with your savings, the task will become easier. And finally, when you start earning, follow the saving principles throughout to meet all your life goals.