All work and no play make jack a dull boy
只工作不玩耍，聪明的孩子也变傻
Just as a famous saying goes: all work and no play makes Jack a dull boy. It is obvious that people should have adequate rest in order to work hard.
正如一句俗语所说，“只工作，不玩耍，聪明的孩子也变傻”。很显然，人们应该充分休息以便于更努力地工作。
以上这一句英语之中，我觉得有几个英语词汇比较重要，在此单独放出来做详细解释，方便大家理解：
work
英 [wɜːk]
美 [wɜːrk]
工作；劳动；职业；制作品；产品；工厂；活动机件；运转机构；防御工事；功；做功；需要的所有事物；全套事物
短语搭配
at work
在工作, 在干活, 在活动；在运转
work on
从事
work out
解出, 算出；产生结果, 发展, 成功；锻炼；训练
out of work
失业的
go to work
去工作；去上班；上班
双语例句
Shoddy (粗糙的) reproductions of her work resulted in her efforts being largely forgotten.
她作品的粗制滥造的复制品使她的努力在很大程度上被遗忘了。
High-flyer (能干的人) forced to work in teams may be undervalued and free-riders empowered.
被迫在团队中工作的能干的人可能会被低估，而搭便车者可能会被赋予权力。
SAG-AFTRA says voice actors don't receive residuals (追加酬金) for their gaming work.
SAG-AFTRA 表示，配音演员的游戏工作不会被追加酬金。
play
英 [pleɪ]
美 [pleɪ]
玩；玩耍；玩乐；比赛；
短语搭配
play a role in
扮演角色
play the piano
弹钢琴；弹奏钢琴；演奏钢琴
play with
和...一起玩
双语例句
Some young men often play the drums, and the performers wave red silk bands (挥舞红绸带).
一些年轻人经常打鼓，表演者则挥舞着红绸带。
Playing cards was on the agenda, as well as learning to play mahjong (麻将).
扑克牌已列入日程，同时也要学习打麻将。
Play basketball, do yoga (瑜伽), dance and meet many new friends!
打篮球、做瑜伽、跳舞，以及认识很多新朋友！
dull
英 [dʌl]
美 [dʌl]
adj.
乏味的；单调的；呆板的；不鲜明的；晦暗的；
短语搭配
as dull as ditchwater
无聊透顶的；索然无味的
as dull as dishwater
无聊透顶的；索然无味的
dull the edge of
使减轻；使迟钝；削弱…的强度
双语例句
They were dull and visually forbidding.
它们枯燥无味，令人望而生畏。
That was the name students voted for after deciding that "Room 104" was too dull.
在断定"104室"太过沉闷后，这是学生们投票决定的名字。
There's no shortcut to success, and sometimes dull efforts are necessary.
成功没有捷径，有时必须要有闷着一口气的努力。