There is a great deal of uncertainty around migration, each person has their own range of reasons (for moving).

The uncertainty is petrol prices,

Uncertainty and mystery are energies of life. Don't let them scare you unduly, for they keep boredom at bay and spark creativity.

Maturity of mind is the capacity to endure uncertainty.

My thought, whose murder yet is but fantastical, Shakes so my single state of man that function Is smothered in surmise and nothing is But what is not.

All human things hang on a slender thread, the strongest fall with a sudden crash. [Lat., Omnia sunt hominum tenui pendentia filo: Et subito casu, quae valuere, ruunt.]