egoism
n[U]
1 (usu derog 通常作貶義) state of mind in which one is always thinking about oneself and what is best for oneself 總考慮個人和個人利益; 自私自利.
2 (philosophy 哲) theory that our actions are always caused by a wish to benefit ourselves 利己主義; 自我主義. Cf 參看 altruism.