It's easy to say....

A: i can't drink this tea without sugar....
T: here take the sugar....
A: now its cold...
T: lets warm it up...
A: blah blah blah (read: more complaints)
T: Listen if you want to be happy in life don't pass too many parameters


after a while....

T: hey i want a lesbian couple...
A: hmmm thats 3 parameters ... how happy are you going to be??? [;)]....