In this part of the scene, Jack is relflecting on how the method helped him and the results of him using the method and them Andy is telling Jack what to avoid to keep his eyes safe
Told yeah! You must avoid rubbing your eyes, spending to much on the screen, looking at the sun, smoking, always blink.
You were right Andy, This method really helped me. I got an A plus on the questions.Now I am able to see from a far distance thank you!
In this last part of the scene, both boys say the same thing which is currently the motto of the animation.