what's the aim of learning English?we pay a lot of attention to Englishgrammars and words for the wholeprocess of life.we sacrafice ourvaluable time to delve into allkinds of sentence meanings in thedictionary.so for what?besidethat you can find a good job,what else?read novels?but Idon't think there is too muchdifferece between westners'thought and Chinese one.isit worth spending so much timestudying it?don't talk to me that englishmakes you land a g

If u just want to stay in China and just mind your own business without interact with foreign ppl, well, learning English so hard will certainly not do u any good unless you are an English major student.
But on the other hand, since we know China is now a member of the WTO , so I think you have to admit that you can't run away from seeing or hearing English(from Ads, songs and etc.) unless ur living in the rural places don't you?
Plus, if you hate English too much, why ur still using it to ask this pointless question anyway?

of course.English is crucial to my career life.

You had some good answers already down there.I can only add a little more.There are only 2 aims,either for yourself or for others.In philosophy,it is the Self and the Other.Let us suppose that you may...

For different cultures. Moreover, researches indicates that people who are able to speak two or more languanes are general "smarter" than thise who only speak one language. The smarter here means more aware of the social differences, which may simply lead to better people skills.