Her main motivation is her feeling the need to prove herself to her guardian and fleetmaster Ozinof,
since she feels as though she is still labeled as a rookie for what some people consider as “disadvantages” (her being 3’9 and being mute).
In reality, it’s because she has a temper and doesn’t fully think out a situation -
typically going with the first plan that pops in her head. She is stubborn and determined to do whatever she sets her mind to, even if that means getting herself and others into danger.