It keeps me occupied, I can have my own life, I don't have 9-to-5 working hours, I travel at my own leisure.

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Raising 3 kids, working 50 hours a week, and putting all of my ambitions and dreams on the back burner to help my loved ones.

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So if my hunch is right, Mr Cameron might be able to opt out of the rules on maximum working hours in the NHS, without permission from other governments.

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"My working week was certainly six and a half days a week non-stop, and the hours were anything from 14 to 18 hours a day for many years, " he said.

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