"There are a lot of downsides to being male. We age faster and die younger. But give us this: we're lifetime baby-making machines. Women's reproductive abilities start to wane when they're as young as 35. Men? We're good to go pretty much till we're dead."

"Paul McCartney had a baby when he was 61 Rod Stewart was 66 Rupert Murdoch was a stunning 72. Not only does that mean they'll have less stamina than the average dad, that means they'll, well, check out a lot sooner too."

"Science has yet to isolate the Godiva Chocolate or Prada gene, but that doesn't mean your weakness for pricey swag isn't woven into your DNA. According to a new study of identical twins, it's less TV ads or Labor Day sales that make you buy the things you do than the tastes and temperaments that are already part of you at birth."

"Marriage is a lot of things - a source of love, security, the joy of children, but it's also an interpersonal battlefield, and it's not hard to see why: Take two disparate people, toss them together in often-confined quarters, add the stresses of money and kids - now lather, rinse, repeat for the rest of your natural life. What could go wrong?"

"Being an artist is not easy - I have always said that to the students I have taught over the years. It's a huge sacrifice."

"Those who have never entered upon scientific pursuits know not a tithe of the poetry by which they are surrounded."

"I decided that if I could paint that flower in a huge scale, you could not ignore its beauty."

"Pure mathematics is, in its way, the poetry of logical ideas."