At the end, the author cites some personal angst over winning $666 in a chess tournament.<p>For a cultural contrast, fear of the number &#x27;four&#x27; is more prevalent in Asia, because it is a near homophone with &quot;death&quot; in some Asian languages. &#x27;Tetraphobia&#x27; has its own wikipedia page, which notes a possible self-fulfilling prophecy, given that heart failure rates spike on the fourth of the month in these cultures.[0]<p>It&#x27;s startlingly sad that anyone should suffer emotional angst at what are essentially random numerical coincidences.<p>[0] <a href="https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Tetraphobia#Research_on_tetraphobia" rel="nofollow">https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Tetraphobia#Research_on_tetrap...</a>