Gotama , Meng Zi ( Mencius ), Zhuang Zi (Chuang Tzu), Xun Zi , Han Feizi , Mazdak , Patanjali , Nagarjuna , Dharmakirti , Al-Razi , Sankara , Farabi , Ramanuja , Ibn Rushd , Huineng , Huang Po , Zhu Xi , Suhrawardi , Wang Yangming , Mulla Sadra