Not to know what happened before one was born is always to be a child.

不知道自己生下来以前的事，就仍然是幼稚的孩子。

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We Might Not Know Exactly What Happened for Months On this much, everyone agrees, pointing to similar situations in the past.

我们可能无法预期接下来几个月将会发生什么。 但就目前而言，所有人都认为上述这些就是现状。

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She also said she did not know about reports her family and witnesses to the accident were told not to talk about what happened afterward.

她还说她不知道报道她家庭的事情和目击者曾被告诉不要谈及之后发生的事情。

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They were close enough to the crash site to know that something unusual had happened but far enough away to not know what it was.

FORBES: The Pentagon's Jeweler Remembers 9/11

Mark Handford's parents, Julie and Paul, said they had struggled to come to terms with his death, especially as they did not know exactly what had happened to him.

BBC: Mark Handford

After the attempted sale, the FBI does not know what happened to the artwork, DesLauriers said.

NPR: FBI Focuses On Recovering Art Stolen In Mass.