Guts.<p>Also (you probably know): &quot;The unreasonable man ...&quot; - Shaw (GBS)<p><a href="https:&#x2F;&#x2F;en.m.wikiquote.org&#x2F;wiki&#x2F;George_Bernard_Shaw" rel="nofollow">https:&#x2F;&#x2F;en.m.wikiquote.org&#x2F;wiki&#x2F;George_Bernard_Shaw</a>