I'm used to giving hollow answers which mean nothing apart from the sound of my voice. It feels like banging an empty drum.

我习惯于给出空洞的答案，你只能听到我的声音，但除此之外别无所有，就好像是在敲空鼓。

youdao

He still loves high-sounding phrases which may mean everything possible or nothing at all.

他至今仍然喜欢那些包罗万象而又空洞无物的响亮词句。

《新英汉大辞典》

Yes, but I mean, as you say, there is nothing like this which is impossible.

是的，但我的意思是，如你所言，没什么东西像这件事那样不可能的了。

youdao

One interesting note, which may mean absolutely nothing: The artwork on the invitation closely resembles the drawings associated with its Google Now automated personal assistant on Android.

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We spotted a GSM Palm Pre with a Vodafone SIM card, which could mean everything or nothing.

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Rather than seeking to control everything and manipulate everyone overseas, Washington policymakers should calibrate response to importance, which in many cases would mean doing less or even nothing.

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