If something's hard to do, then it's not worth doing.

如果有什么事是很难做成的，那它就不值得去做。

youdao

If you're only doing without any goal in mind, it's not worth doing.

而如果你只是漫无目的的做事，那就不值得了。

youdao

Second, “It's possible but not worth doing.” Third, “I said it was a good idea all along.”

第二，“即使有可能但也毫无价值”第三，“我认为那自始至终都是一个好想法。”

youdao

Never mind, if you are doing that strategy, take it from a Brit, most princes are as dumb as toast, not worth waiting for.

如果你真的采取这个策略,记住这句英国的俗语吧,王子和土司一样蠢,不值得你去等的

耶鲁公开课 - 博弈论课程节选

We asked them to identify themselves and identify themselves not only in terms of the worth they were doing but the capabilities they might bring to the group as a whole.

我们要求他们,给自己定位,不仅从自身价值的角度,而且从能为整个组,做出多少贡献的角度。

麻省理工公开课 - 媒体、教育、市场课程节选

We have a whole lot of things that are worth doing Obama has not been talking about scooping out people and helping them, standing around holding shovels in the middle of some forest.

有很多值得去做的事情,奥巴马没有提及,直接帮助人们,摆脱困境。

斯坦福公开课 - 经济学课程节选

It's not worth doing any other way unless you can do it that way.

CNN: Thompson's September 7, 2007, speech in Des Moines, Iowa

And some things that a President can do using his or her executive authority are relatively small in nature, but that doesn't make them not worth doing -- some of them are medium-sized or large.

WHITEHOUSE: Press Briefing

Well if I can use the expression just because things are difficult doesn't mean to say they're not worth doing, there will be huge difficulties ahead, not only in the coming days but over the coming months and years.

BBC: News | BREAKFAST WITH FROST | Dr John Reid MP, Secretary for Northern Ireland