Titan shifters such as Zeke Jaegar as the Beast Titan, known for being able to throw objects at a long distance and with high intelligence was no match for Levi.
A painful experience could only bring this kind of thinking to Levi.
He finds it slightly preferable to being a salaryman, and he doesn't like foolish optimism or open-ended questions.
Levi insults the merchants In his pre- criminal life, when he lived in the , Levi refused to take orders from anyone as tells.
For starters, Levi had to see his squad that he had grown close to over the years, get slaughtered by the Female Titan.
It was at that point where Levi realized that Erwin's only goal in life was to find out the secret about titans and once he achieved it, Erwin might not be so willing or motivated as a commander.