625 00:53:20,720 --&amp;gt; 00:53:25,560 nobody really understands the origin of mass and the higgs particle 626 00:53:25,560 --&amp;gt; 00:53:29,200 was introduced to explain why different particles 627 00:53:29,200 --&amp;gt; 00:53:31,080 have different masses.