I tried to do this and it felt as though I was facing my death. Please take a moment to appreciate how much skill, upper body strength, footwork, bravery, and confidence this move requires. I mean their entire bodies are straight, they have to twist on their feet, fall effortlessly forward without flinching, and then catch themselves too.
He looked helplessly at Hermione, whose face was stricken.
“Harry,” she said timidly, “Don’t you see? This… This is exactly why we need you … We need to know what it’s r-really like… Facing him … Facing V… Voldemort.”
It was the first time she had ever said Voldemort’s name and it was this, more than anything else, that calmed Harry.