故步自封

- be content with staying where one is; stand still and refuse to make progress; stand still and cease to make progress; hold fast to one's established ideas; be satisfied with old practices; self-satisfaction and conservatism; be ultraconservative and self-satisfied; be complacent and conservative; confine oneself to the old method [traditional way]; limit one's own progress; unwilling to move forward; do not want to move a step forward; be a standpatter and be proud of it; be self-satisfied with being a stick-in-the-mud; rest complacently on one's laurels; remain where one is; without desire to advance further