Error is often the precursor of what is correct,but conceit is the prelude to a fall.
错误往往是正确的先导,骄傲是跌跤的前奏。
The man's full of conceit.
其他答案此人极其狂妄自大。
※Conceit is the quicksand of success. 自负是成功的流沙。 ※Conceited [=ingenious] goods are quickly spent. 花哨货,不经用. ※Conceit may puff a man up, but it can never prop him up. 自高自大可以使一个人膨胀起来,但并不能支撑住他。 ※Conceit comes from shallowness; arrogance is due to ignorance. 骄傲来自浅薄,狂妄出于无知。 ※Modesty helps one to make progress; conceit makes one lag behind. 谦虚使人进步,骄傲使人落后。 ※I've never any pity for conceited people, because I think they carry their comfort about