have a very high estimate of oneself ❍ 人贵有自知之明，千万不可～。Self-knowledge is wisdom. One should never over estimate himself. ❍ 康伯少自标置，居然是出群器。(刘义庆《世说新语·赏誉》)Kang Bo had a very high estimate of himself when he was young,and he turned out to be out of the common run.
高自标置ɡāo zì biāo zhì
标：标榜；置：安置、安放。自我标榜，把自己放在很高的位置上。put a high price on oneself, have a very high estimate of oneself