No one has it all figured out. Nobody has all the answers.

没有人知晓所有事，没有人知道所有问题的答案。

youdao

We rotate the night shift so no one has to do it all the time.

我们轮流值夜班，这样就不会有人总是夜班了。

《牛津词典》

You can keep it all year as long as no one else requests it, but someone else has, it looks like one of the professors in the sociology department.

只要没有其他人需要它，你可以借它一整年，但有人需要了，则可能会是社会学系的一位教授需要。

youdao

It's the outcome of a race one's running faster than all of the other guys and it's as if to have a career at all one has no choice but to come in first.

这里讲的是一项竞赛的结果,某个人比其他所有人跑的都快,就好像这场竞赛中,除了第一你别无选择。

耶鲁公开课 - 弥尔顿课程节选

But constructing this entire conversation around the premise that men are exempt from this balancing act minimizes the role of fatherhood, discounts our stake in romantic relationships and blinds us all from this greater truth: No one who needs to work has it all.

CNN: Men don't have it all either

In fact, no one religion has ever done it all for me.

FORBES: Christmas in our Souls

P-2S. Once it is able to build the new models in some number (no one knows if it yet has all the parts to do so), it will be able to build up its uranium stocks much more quickly than first thought.

ECONOMIST: Filling in the gaps in Iran's nuclear story