Celtics big man Enes Kanter has never been afraid to speak his mind as he advocates for human rights. On Thursday, a video surfaced of him speaking of the Chinese dictator Xi Jinping, and his brutal treatment of Tibet. The newly formed People’s Republic of China annexed Tibet in 1950. Free Tibet Kanter is wearing a shirt with the Dalai Lama on it and said: “Brutal dictator of China, Xi Jinping, I have a message for you and your henchmen: ‘Free Tibet, free Tibet, free Tibet.” “After learning all of this I cannot stay silent. I stand with my Tibetan…