“Forty. On this special day, I wish you happiness all your days. May you be strong always. Happy 40th Birthday!”
“One more year for mankind. One giant leap for the man who turns 40 today.”
“Forty is only 11 in Scrabble.”
“Pour one out for your 30’s. Happy 40th birthday boy!”
“Happy 40th! You have now reached the age where all compliments will be followed by ‘for your age’…”