https://app.fleshner.com/_temp/kwb_610830779961/_definitions/mychatgpt.definition.kwb_610830779961.famous_physicists.max_planck.txt,
https://app.fleshner.com/_temp/kwb_610830779961/_definitions/mygtts.kwb_610830779961.famous_physicists.max_planck_MP3WRAP.mp3,