Prof. Robert Cerfolio: we can always do better

From Oct 20^th to 21^st, 2017, the 4^th International VATS Symposium was successfully held in the Royal College of Physicians, London, UK. Gathering numerous well-known experts worldwide, the symposium focused on many hot topics of thoracic surgery, including the principles for advanced minimally invasive thoracic surgery (MITS), advanced techniques in Lobectomy, Robotic Surgery, future of MITS, etc., providing an enjoyable and significant feast for all the participants.