Unflinching folks
I believe the answer is:
stoics
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">unflinching folks</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for stoics that I've seen before include "They bear discomforts without complaining, like old Romans and Greeks" , "They endure pain unflinchingly" , "They bear discomforts without complaint, like ancient philosophers" .)