There is no end to learning.
学海无涯。
Do you think the knowledge you know is enough and you needn't learn? Do you dare to boast that you know everything? There is no end to learning.You shouldn't stop studying even though you have much learning. 你认为你学到的知识已经够用,不用再学习了吗?你敢说自己无所不知吗?学海无涯。即使你学识渊博,也不应该停止学习的步伐。
boast [bəʊst] v. 自夸;夸口; n. 自吹自擂 boastful [ˈbəʊstfl] adj. 自擂的,自夸的
braggart ['brægət] n. 吹牛大王,自吹自擂者 brag [bræg] v. 吹嘘,夸耀
vaunt [vɔ:nt] v. 吹嘘,夸耀 swagger ['swægə] v. 吹嘘,说大话