If you haven't seen the TED talks give yourself a gift. Browse and listen. TED stands for Technology, Entertainment and Design, a dry description of the vast array of subject matter addressed in these amazing presentations.
I just watched Jill Bolte Taylor's powerful inspirational story of what happens when a neurologist has a stroke.
I've also watched Elizabeth Gilbert's inspiring TED talk about nurturing creativity
Free up 20 minutes, fix a nice cup of tea and listen.