Aang: Well, I met with this guru who was supposed to help me master the Avatar State and control this great power, but to do it, I had to let go of someone I love. [He and Iroh stop.] And I just couldn’t.
Iroh: Perfection and power are overrated. I think you were very wise to choose happiness and love.
Aang: [Earthbends again.] What happens if we can’t save anyone and beat Azula? Without the Avatar State, what if I’m not powerful enough?
Iroh: I don’t know the answer. Sometimes, life is like this dark tunnel. You can’t always see the light at the end of the tunnel, but if you just keep moving, [Aang earthbends the rocks away one last time. Iroh’s fire blows out. He smiles.] you will come to a better place.
The quote from the meme wasn’t said by Iroh: https://avatar.fandom.com/wiki/Transcript:The_Crossroads_of_Destiny
At that moment, he was giving wonderful advice: