The toughest challenge. Alright, so see, mine is not a book like a storybook, it's a compilation of poems. This is a pretty popular challenge done by book leaf publishers. So many people have taken it up and I'm one of those. So anyways, the biggest challenge that I face was showing the progression kind of a cohesion, because each and every individual piece has been written at certain stage in my life that coincided with very strong feelings. And not always were they pretty or nice