Why does director hatcheries and conditioning resigned?

Director of Hatcheries and Conditioning, a key character in Aldous Huxley's "Brave New World," resigns due to his inability to adapt to the changing societal norms and the increasing reliance on technology and conditioning. His resignation reflects a conflict between his values and the mechanized, dehumanized world he helps create. Ultimately, he recognizes the moral implications of his work and chooses to step away from a system that prioritizes conformity over individuality.