You've probably seen this already while searching for inspiration on Google:

Life In A Day is a global experiment to create a user-generated feature film: a documentary, shot in a single day, by you. On 24 July, you have 24 hours to capture a glimpse of your life on camera. The most compelling and distinctive footage will be edited into an experimental documentary film, produced by Ridley Scott and directed by Kevin Macdonald.

Interesting, but sometimes just spoken word or written text can be very powerful too. I suppose a picture paints a thousand words and the right soundtrack can elevate even the most pedestrian film up to a higher, more emotive level...