Please don't list this on a work's page as a trope. Examples can go on the work's YMMV tab.
Tear Jerker: The Road
Aside from the fact that the entire book is a Tear Jerker, the man telling the boy that he isn't the one who has to worry about everything all the time and the boy saying "Yes I am. I am the one."
Transitioned perfectly to The Movie, where Kodi Smit-McPhee is sure to tear your ventricles apart with his delivery.