The idea is to solve the hardest problem and most of us will get stuck to it because it won't be easy to find the beginning of the problem. So, it's imperative

The idea is to solve the hardest problem and most of us will get stuck to it because it won't be easy to find the beginning of the problem. So, it's imperative to decide the origin of the problem. The origin of the problem might look very basic, but that is where you got to start. It's very important to go in the direction of solving the hardest problem than going in the direction that makes money.