What's up, Fu?!
Come here, Fu! He smiles.
How are you doing, Fu? He smiles.
Come on, Fu! He smiles.
Go to work, Fu! He smiles.
He smiles because he doesn't understand that some people are playing him for a fool.
He smiles when he realizes he has been fooled, just like the way Ralph Ellison describes what the Invisible Man's grandfather has taught him - 'yes' them to death.
He smiles as he thinks of hugging his toddler son, as he is flying across the Pacific Ocean.
What's up in China, Fu?