IIT Kharagpur: Why do we need liberation?

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

Questioner (Q): I have heard you say that no two human beings are equal. But if that is the case, then how can the possibility of liberation exist on a larger scale? We have adapted and evolved in various fields throughout history, but can the same happen when it comes to consciousness? Is it going to be a…