An entire life time is not enough, if you are to learn everything from your own mistake. Learning from other people saves us time, efforts, energy and even money. What if the lessons are being taught by a CEO of a company? Wouldn't it be 'the icing on the cake'?
Although, many people use both the terms inter-change ably, there is a technical difference between savings and investment. Here is an honest attempt to make the difference understandable to even a layman.