But this of course is just the same as the desire for happiness. Now, she says, the desire for happiness is in a certain sense an ultimate desire. That's what makes happy people happy, isn't it - possessing good things. The answer you gave seems to be final. This is an important point to remember, especially when we come to Aristotle next week.
Happiness is an ultimate goal.
We don't want happiness for the sake of something else. We want it for its own sake. You might reply, Because I want to stay healthy. You could say, That being healthy is necessary for happiness. There is no further reason for wanting to be happy.