It's Not Possible No It's Necessary -

So, don't let anyone tell you that something isn't possible. Instead, say "it's necessary." Say it with conviction, say it with passion, and say it with determination.

The deep feature of "It’s not possible; no, it’s necessary" is that it redefines failure. In the logic of possibility, failure is an error in judgment—a waste of effort. In the logic of necessity, failure is irrelevant; the only true failure would be the refusal to attempt the impossible. it's not possible no it's necessary

The phrase echoes several traditions:

The phrase is far more than just a memorable exchange from Christopher Nolan’s 2014 sci-fi epic, Interstellar . It has evolved into a global shorthand for human defiance against overwhelming odds. So, don't let anyone tell you that something isn't possible