We already have many of the technologies and tools that we need to build a sustainable future. What we don't have is a new way of thinking, and that's really the hardest part.

The hardest part of acting is not when I'm acting, It's when I'm not.

The hardest part is making the time to write. Not finding the time to write, mind you. Making.

The hardest part for me is to finish a track. I start new projects all the time.

The hardest part of 'Game of Thrones' is there is so much incredible talent bouncing off the walls that you'll actually miss some of them, and not getting it is very intimidating.

Writing a screenplay is like writing a big puzzle, and so the hardest part, I think, is getting the story.