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So wise so young, they say, do never live long.
— William Shakespeare · Richard III

Behind the line May contain spoilers.
Our reading
An editorial interpretation.
The speaker repeats a saying that links being unusually wise at a young age with a short life. The phrase they say gives the remark the weight of received wisdom. Its effect is ominous, turning what might sound like praise into a warning or unsettling prediction.
Context reviewed