There exists an argument over the nature of light: Newton supported the micro particle theory, Huygens advocated the wave motion theory, and Maxwell regarded it as an electrical magnetic wave.

• 关于光的本性认识，长期以来就存在着争论，牛顿支持微粒说，惠更斯却提倡波动说，麦克斯韦认为它是电磁波，我本人认为太阳光的形成原理是这样的：