As a response to 10 was holding it in so he could see all his companions again as himself and could do no longer when he reached the TARDIS. The build up of energy made it explode out of him whereas with 9 he just let it happen.
A thousand times yes Am I the only one who doesn't like Peter? Matt and David were so cheerful and funny and sweet, and then you have Peter, who's like "I HATE THE WORLD."<---yes but he's better than no more doctors and can be hilarious
The path I carved through time and space, from Gallifrey to Trenzalore. My own personal time tunnel, leading back to every moment I ever lived. Every step, every tear, every kiss. Even the days I haven't lived yet.>>>>>> this is amazing art