Do the math. If he’s telling the truth, then the senile newb is probably somewhere between 78 and 90 years old. Notice that he also keeps replying to himself.
Civilian 40 years, takes us back to 1973. Retired, so was in before 1953. Vietnam, Korean War and maybe even WWII. His dad was probably a WWI vet.
Entered Service At 19 in 1970 do the math!
Retired did not mean from Military just retired I apologize for not being more explicit!