I... I'm feeling happy. Which is a big deal for me.
11 seconds sound clip from the Finding Nemo movie soundboard.
You can hear this line at 00:33:47 in the Blu-ray version of the movie.
Quote context
[...]
- Now, Dory, I want you to tell me, do you see anything?
- A light?
- I... I'm feeling happy. Which is a big deal for me.
- Hey, come back. Come on back here.
- I'm going to be your best friend
[...]