this incredibly compelling book, "taps on the wall: poems from the hanoi hilton". thank you for joining us. how are you? >> you don't expect a fighter pilot to write poetry. >> i don't know, the thing i can't figure out more than anything else, you have poems in here that are extremely lengthy that you complete the remembered in your head. >> guest: created first and memorized and when through the walls so my wife and little girl who was three months old when i left, 7.5 when i walked in the door might have a legacy in case i died. i didn't die, buried the book for 40 years because it is a piece of my soul but in fact is you have already said, had to make time, run that answer race and won a way as i did it was by creating this verse and tap it through the walls but buried the book for 40 years and thanks to john mccain for doing the forward and people are urging me after all this time to publish this book which was a piece of my soul. >> host: how do you remember? how were you able to recreate that? >> guest: necessity is the mother of invention and i returned to