Zuckerberg starts read the book Introduction Ibn Khaldun

Zuckerberg announced on his own that the book No. 11, which is the precursor Siqroh Ibn Khaldun.

Zuckerberg says about the book. "It was written by the history of the world thinker who lived in AD 1300, and focuses on society and culture, and civic and politics, trade, science"

Zuckerberg adds that the book and the year after 700 years of age is still valid