<p>If I'd been through 2 significant challenges, I'm allowed to write on 2, right?</p>
<p>Or do they really want to see one only?</p>
<p>If you’re confident that you can manage them both within 250 words and still impress the adcoms, then do as you wish. If not, I suggest that you should leave one on an supplemental essay; I think they won’t mind reading.
Anyway quality is still better than quantity.</p>