“Neel cuts in: "Where'd you grow up?""Palo Alto," she says. From there to Stanford to Google: for a girl obsessed with the outer limits of human potential, Kat has stayed pretty close to home. Neel ...”

“People want things to be real. If you give them an excuse, they'll believe you.”

“It was tall, made of pale blue light, a creature with long arms and long legs and the shadow of a smile, and above it all, eyes that shone bluer still than its body. "What do you seek in this place...”

“America pays defense contractors to build aircraft carriers. Google pays brilliant programmers to do whatever the hell they want.”

“Walking the stacks in a library, dragging your fingers across the spines -- it's hard not to feel the presence of sleeping spirits.”

“After that, the book will fade, the way all books fade in your mind. But I hope you will remember this:A man walking fast down a dark lonely street. Quick steps and hard breathing, all wonder and n...”

“It is not a lack of love, but a lack of friendship that makes unhappy marriages.”

“There is nothing I would not do for those who are really my friends. I have no notion of loving people by halves, it is not my nature.”

“If I had a flower for every time I thought of you...I could walk through my garden forever.”

“There is a saying that bad traders divorce their spouse sooner than abandon their positions. Loyalty to ideas is not a good thing for traders, scientists - or anyone.”

“I was relying on youth be loyal to the specific variety of compromise and unhappiness, which our hard-won marriage represents.”

“It is not until an act occurs within the landscape of the past and future that it is a human act. Loyalty, which asserts the continuity of past and future, binding time into a whole, is the root of...”