'You all righ'?' he said gruffly. 'Yeah,' said Harry. 'No, yeh're not,' said Hagrid. 'Of course yeh're not. But yeh will be.'

It is the unknown we fear when we look upon death and darkness, nothing more.

Depression is the most unpleasant thing I have ever experienced. . . . It is that absence of being able to envisage that you will ever be cheerful again. The absence of hope. That very deadened feeling, which is so very different from feeling sad. Sad hurts but it's a healthy feeling. It is a necessary thing to feel. Depression is very different.

Yes, well, principles are sometimes the problem, if you ask me,' said Miles. 'Often what's needed is a bit of common sense.' 'Which is the name people usually give to their prejudices,' rejoined Kay.

Harry, suffering like this proves you are still a man! This pain is part of being human —” “THEN — I — DON’T — WANT — TO — BE — HUMAN!” Harry roared.

Maybe a man in a million could unite the Hallows, Harry. I was fit only to possess the meanest of them, the least extraordinary. I was fit to own the Elder Wand, and not to boast of it, and not to kill with it. I was permitted to tame and to use it, because I took it, not for gain, but to save others from it.

Failure is so important. We speak about success all the time. It is the ability to resist failure or use failure that often leads to greater success. I've met people who don't want to try for fear of failing.