The constituion was mentioned so I was pointing out, just like driving flight is not guarenteed it is a privilege. These days a flight is not required every time you want to do international business.
AHEM

Go stand in the corner, next to Logans Papa. Take this book on commerce and tourism with you.

When you have finished reading it, come back to my desk.You will then write me a five hundred word essay

"How my stupid idea will lead to the economic collapse of the United States"

Dismissed.