For starters, you should read the Illustrated Guide to Law (http://lawcomic.net/guide/?page_id=5 http://lawcomic.net/guide/?page_id=5) and perhaps buy the print

For starters, you should read the Illustrated Guide to Law (http://lawcomic.net/guide/?page_id=5 http://lawcomic.net/guide/?page_id=5) and perhaps buy the print copy of the book. Focus on Chapter 6, about Mens Rea, and Chapter 8, Actus Reus. Then figure out whether the jury is going to believe that you didn't intend to harm anybody when you threw a grenade into a house.