Social and Physical Mobility

On the need for human mobility, the 8th Self-Marketing Mix, Susan Sontag, an American feminist,  author and literary theorist  has this to say: “One set of messages of the society we live in is: Consume. Grow. Do what you want. Amuse yourselves. The very working of this economic system, which has bestowed these unprecedented liberties, most cherished in the form of physical mobility and material prosperity, depend on encouraging people to defy limits.”