Forty is the line of demarcation that says you're an adult now. You're an adult, so don't pretend you're a kid anymore.
“Nature hath given not only to the highest, but also to the inferior, classes of the people of this nation, a boldness and confidence in speaking and answering, even in the presence of their princes and chieftains.”
“I think if you're a regular viewer of Fox News, you're among the most cynical people on planet Earth. I cannot think of a more cynical slogan than 'Fair and Balanced.'”