[loēng] (v, exp) EN: forget oneself ; be overconfident ; be too sure of oneself ; think too much of oneselfFR: avoir la grosse tête (fam.) ; avoir une très haute opinion de soi
[きょうへいひっぱい, kyouheihippai] (exp) Defeat is inevitable for an overconfident army; Being arrogant and overconfident inevitably leads to defeat (failure); Pride comes before a fall