There is no right or wrong answer. The focus is on your thoughts and expression of those thoughts. 

 Explain in an essay to describe what this quote means to you, how it inspires you, or what can be applied to your own circumstances.

OR whatever comes to your mind when you read the quote and think about it.

"Nearly every man who develops an idea works it up to the point where it looks impossible, and then he gets discouraged. That's not the place to become discouraged."