اكتشفتُ مصادفةً علاقةً مباشرة بين المغناطيسية والضوء، وكذلك بين الكهرباء والضوء، والمجال الذي فتحته واسعٌ جداً، وأظنّه غنياً أيضاً.

“I happen to have discovered a direct relation between magnetism and light, also electricity and light, and the field it opens is so large and I think rich.”Michael Faraday — The letters of Faraday and Schoenbein 1836-1862: With notes, comments and references to contemporary letters (1899)