Richard Feynman has by far the best explanations I have ever seen from anyone in my life. His explanations are fascinating and deceptively simple. His explanation of electricity in this video has fundamentally changed the way that I see the world: <a href="https:&#x2F;&#x2F;www.youtube.com&#x2F;watch?v=kS25vitrZ6g&amp;feature=youtu.be&amp;t=8m17s" rel="nofollow">https:&#x2F;&#x2F;www.youtube.com&#x2F;watch?v=kS25vitrZ6g&amp;feature=youtu.be...</a>