Ah, the wonder of human flight. Up in the clouds, en route to unknown things I often get a sense of awe and wonder at man’s ability to fly, how remarkable it is to be so high and reach far-flung corners of the globe previous generations could only dream of. But I have a confession to make: I am also a nervous flyer. Partly fuelled by this sense of awe, coupled with a stubborn fear of heights, there is something…