Being patient
"If you wait one more day, you'll get untold riches," he said.
"And if I want it now?" she asked, arms crossed.
"You'll get a paperclip," he replied, chuckling.
"A paperclip? Really?"
"Yep, just one."
She stared at him, thinking. "I'll take it!"
"You'll take the paperclip?"
"Yep, as long as I get it instantly."