It should be noted that the inference which reveal courage as a Māori value are:
“In subduing Tawhiri, Tū created peace in the heavens and the earth.”
“Tū opened his mouth and ate his brothers to punish them for their cowardice.”
“The Māori, the humans who are able to master anything that they decide to conquer”
Inference
The Maori creation myth is the story how humans were born and how nature helped in their birth by sacrificing themselves.
According to this creation myth, the earth and heaven were once joined as Ranhinui.