Through July 4, The Post, in conjunction with the Milken Center for Advancing the American Dream , is featuring US citizens explaining what the American dream means to them in 2026. Among them is Felix Feng, the Associate Professor of Radiation Oncology, UCSF Department of Urology . The American dream for me means the freedom to investigate, pursue, study, chase — whatever you.  I think that everyone’s dream is different, and that’s what’s special about the American dream — that my dream is