Nguyen Van Thac (10/14/1952 - 30/07/1972) as martyrs Vietnam People's Army, author of Diary "Life Story" (also known as "Forever twenties" ).

He was born in Ha Noi - Viet Nam. He is the best literature student all North Viet Nam in the exam of literatture prominent student collection and also an great student in major of mechanical and math at Vietnam National University, Hanoi

His diary talked his background in the War of Viet Nam , in this period author also focus on his girlfriend . Both of them had been cultivating a fine ideal.

He died from a battle in Quang Tri when he was 20 years old, that's why people name his diary "Forever twenties" in stead of "Life Story" in his diary origin.

Phan Van Khai-Prime Minister of Viet Nam socialist republic call him "People of a time to be with all the time that "