One should invest for future. One should know that it is very important to invest in order to secure your future. The value of the dollar will not be the same after 10 or 20 years. The value of money depreciates and that is why one should find a substitute where the value of that money increases with time and no bank can promise that return and here comes the right time of investment. There are many things you can invest in buy if you buy gold bullion, you will get to know the different. It is the safest of all with high returns.