Because almost as soon as he created him he ditched him.
One theme I can find is:
The way you dress yourself influences how you feel about yourself.
Bilbo's Heroism. The Hobbit's main theme is Bilbo's development into a hero, which more broadly represents the development of a common person into a hero. At the beginning of the story, Bilbo is timid, comfortable, and complacent in his secure little hole at Bag End.
Hope this helps and please mark me as brainlest and like:)