Reciting haiku on the spot is the best way to bring forth your emotions. But before you do so, take note of your surroundings to be sure that your topic is still relevant.
Papu, you chatterbox! You more than anyone know how opportunities work in this comic: you take one as soon you get it and ask questions later. Analyzing it simply leads to 2-panel situations like this one.
Papu’s scream is that special kind where the person to whom you’re explaining something JUST DOESN’T GET IT. It’s that special kind of “AAAAAAAAAAAAAAHH!” that feels oh-so magical once you’ve finished screaming.