The world had ended, so why had the battle not ceased, the castle fallen silent in horror, and every combatant laid down their arms? Harry's mind was in freefall, spinning out of control, unable to grasp the impossiblity, because Fred Weasley could not be dead, the evidence of all his senses must be lying -

In dreams, we enter a world that’s entirely our own.

And he knew that at that moment, they understood each other perfectly, and when he told her what he was going to do now, she would not say ‘be careful’ or ‘don’t do it’, but she would accept his decision because she would not have expected anything less of him.

You will also find that help will always be given at Hogwarts to those who ask for it.

Our Headmaster is taking a short break," said Professor McGonagall, pointing at the Snape-shaped hole in the window.

It's best to know what the enemy are saying.

This is night, Diddykins. That's what we call it when it goes all dark like this.