Why did Griffith want wings?

I know chapter 83 is not cannon. But is there a reason for why Griffith said “I want wings” it wouldn’t have been so he doesn’t have to walk over the corpses of his dead friends because he did that without hesitation.

I know chapter 83 is not cannon. But is there a reason for why Griffith said “I want wings” it wouldn’t have been so he doesn’t have to walk over the corpses of his dead friends because he did that without hesitation.