A: A puppy stops whining after it grows up.
A man with a gun can rob a bank. A man with a bank can rob the world. (Disclaimer: reword of someone else's post to FB today.)
One can raise a child
Slush Puppies
Getting new shoes every week.
Geometrees and trigonometrees
They want to look like their mothers.
A jet engine stops whining after it lands
Because they're practicing to be men.