I think you are referring to an old Sir Winston Churchill quote:...

I think you are referring to an old Sir Winston Churchill quote:

A pessimist sees the difficulty in every opportunity; an optimist sees the opportunity in every difficulty.

My Favourite:

“People who succeed have momentum. The more they succeed, the more they want to succeed, and the more they find a way to succeed. Similarly, when someone is failing, the tendency is to get on a downward spiral that can even become a self-fulfilling prophecy.” Tony Robbins