This lecture explore the common threads of the Chan practice in the teachings of Linji (臨濟), Han Shan (寒山), Hsu Yun (Empty Cloud /虛雲) -- presented by Master Sheng Yen's Dharma Heir Gilbert Gutierrez on Friday June 24 2016 at the DDMBA Chicago Chapter as an opening talk for a 3-day group practice retreat.