Source: "just keep swimming" never meant so much. - Imgur
Stashed in: Pixar, @TheEllenShow
It's a line from Finding Nemo where Ellen Degeneres plays Dory the blue fish:
Here's the interview:
High quality just keep swimming gif:
Buddha on Happiness.
The Doors of Perception
If you've never failed, you've never tried anything new.
Ellen Meets The Apparently Kid (Funniest Interview)