View all 40th Birthday Quotes from our large collection. Our Funny Birthday Jokes include 21st Birthday Jokes, 30th Birthday Jokes, 40th Birthday Jokes, 50th Birthday Jokes and 60th Birthday Jokes
At the age of 20, we dont care what the world thinks of us: at 30, we worry about what it is thinking of us: at 40, we discover that it wasnt thinking of us at all. - Author Unknown.
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