Her desire for knowledge was 'insatiable'.
an 'insatiable' appetite/thirst
(..) your most valuable piece. A winning strategy sometimes necessitates sacrifice. You see ... Hidden within the unconscious..... Is an insatiable desire for conflict. So your not... Fighting me, So much as you are the human condition. All I want to do is to is... Own the bullets and bandages. (..)2011 Sherlock Holmes: A Game of Shadows