Ahhhhhhhh i have to semi disagree here... I'm no Pippa (or her fringe!) fan! But she has been veeeeeeeery open about the amount of help she gets. When asked in q&as the usual lick arse of "how do you do it all" or "oh you make it all look so easy" she has openly said she has child minders, cleaners and gardens.
I agree with 32 week pregnant person's comment- I'd be the same as you and have same quality time and family time ethos. But I've mates who don't and will happily go off for a 2 week holiday on their own or leave kids every weekend while they go play golf! The mind boggles!