It makes sense why Goku isn't a speech giver in the manga; he is so obsessed with fighting that talking would just get in the way of his favorite activity. Dragon Ball's Super Saiyan God form is ...
It’s understandable that transformations like Super Saiyan God, Super Saiyan ... looking to continue the manga following Akira Toriyama’s passing, that Goku could unleash the form in Dragon ...