Mammals generally operate in a binary fight-or-rest mode—'I can go to sleep or I have to stay awake'—which mirrors the human safe/unsafe instinct.

factualpending

Speaker

Cass Sunstein

Evidence Quote

I like to think of it either as I can go to sleep or I have to stay awake look at mammals generally that's how they are

Source

Cass Sunstein on Worst-case Scenarios 11/19/2007EconTalk
Created: 6/15/2026, 9:17:23 AM

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