Valentina Tereshkova

There was a lake beneath me, but the big, heavy parachute which had to be opened two miles above the ground couldn't be steered. My first thought was, 'Lord, they send just one woman into space, and she has to end up in the water.'

The question is not whether Tibet should be independent but the extent of the autonomy that it is allowed. Tibet has been firmly ensconced as part of the Chinese empire since the Qing dynasty's military intervention in Tibet in the early 18th century.

And I think that still is true of this business - which is basically research and development - that you probably spend more time in planning and training and designing for things to go wrong, and how you cope with them, than you do for things to go right.