William James Sidis Is Likely the Smartest Man to Have Ever Lived
When William (Billy) Sidis was barely 3 years old, the story goes, he taught himself a language: Latin. By the time he was 6, he had added Russian, French, German, Hebrew, Armenian and Turkish to his lengthy linguistic resume — so the story goes — along with Latin and his native tongue, English.
William James Sidis Is Likely the Smartest Man to Have Ever Lived