How is the spiritual dimension different from the mental dimension?

Following is an excerpt from a samvaad (dialogue) session with Acharya Prashant.

Question: Sir, what do you mean when you say that Joy, Love, Peace are of another dimension?

Acharya Prashant: You may run very hard but, despite all your speed and the distance you cover you would still not fly upwards into the sky. Running is a dimension that can take you very-very far, on the earth.

On the earth you will go very-very far, if you run and you set it out and if you are committed to the discipline of running, you will reach very-very far on the earth, but, that would not take you even an inch higher into the sky.

Rising into the sky is not something that, you can accomplish by running hard and harder. This is called a dimensional difference. It is not as if running does not accomplish anything. Running accomplishes a lot, on the earth. But, no amount of running can take you to the sky.

Do you see dimensions law?

Our tendency is to try to do the impossible. Because, we are creatures of legs and because we are accustomed to running and because we fairly do not know anything except the legs and running, nothing in our up-bringing — our past, our experiences tells us anything about flight. So, even to fly we just…