“In sum, in the peak of creative tide, he ( the author Vu Gia ) used 15 consecutive years dedicating the research of The Lu's literary works. And the subject that he followed to the bitter' end is the TU LUC VAN DOAN – an outstanding phenomenon of Vietnamese prose that belonged to the romanticism school in Vietnamese literature before the year 1945. TU LUC VAN DOAN was a literary phenomenon that was forgotten or merely mentioned by the Vietnam North literary criticism in recent years – almost 50 years after the year of 1945. By research works, the author Vu Gia made his contribution for restoration and clear determination of the prior 1945 literary values that were forgotten or denied. These values were saw from the first glimpse of the works' tittles, such as: Khai Hung ( 1896 – 1947 ) - A Novel Writer; Hoang Dao ( 1906 - 1948 ) – A Journalist, Reporter, Writer; Thach Lam ( 1910 - 1942 ) – Biography & literary cause; Tran Tieu ( 1900 - 1954 ) – Brilliant Writer of the TU LUC VAN DOAN; Nhat Linh ( 1905 - 1963 ) and the process of modernization. And by one more work – The Lu ( 1907 – 1989 ) - One Passionate Poet ( that you are holding) maybe said a literary criticism great cause of Vu Gia has done. The knowledge regarding Vietnam literature's life before the year of 1945 was enlarged “. ( From the Epilogue of the Publication ). It is believed that it is one of few of the most interesting and useful books on literary criticism in recent times.