◎ 不自量 bùzìliàng
[overrate one’s abilities] 过高地估计自己
如此狂妄,太不自量

1.not take a proper measure of oneself; overrate one's own abilities; do sth. beyond one's ability or strength; overconfident; be unaware of one's own limitations [impotence; weaknesses]; go beyond one's depth; kick against the pricks; not to estimate properly one's own power; not to know one's own limits; overrate oneself; put a quart into a pint pot; undertake what is beyond one's power

不能正确地估计自己的力量。 汉 赵晔 《吴越春秋·夫差内传》：“孤少失前人，内不自量，与 吴 人战，军败身辱，遁逃，上栖 会稽 ，下守海滨，唯鱼鳖见矣。” 宋 梅尧臣 《依韵和晏相公》：“诚知不自量，感涕屡挥掺。” 清 和邦额 《夜谭随录·维扬生》：“君书生之见，妄詆英雄，毋乃不自量乎？”