One of the saddest realities is that we never know when our lives are at their peak. Only after it is over and we have some kind of perspective do we realize how good we had it a day, a month, five years ago.

Krakow is one of my favorite places on earth. It is a medieval city full of young people. A wonderful, striking combination.

Very often I'll find out at the end of a book what I put in at the beginning. A sort of process of elimination and discovery in one.

Everyone coming out of a perfume store is smelling the back of their hand.

For me, a good thriller must teach me something about the real world. Thrillers like 'Coma,' 'The Hunt for Red October' and 'The Firm' all captivated me by providing glimpses into realms about which I knew very little - medical science, submarine technology and the law.

In the late 1970s, when I was a professor at Caltech, I pioneered four instruments for analyzing genes and proteins that revolutionized modern biology - and one of these, the automated DNA sequencer, enabled the Human Genome Project.

Science is a method to keep yourself from kidding yourself.

I do not know what got me interested in technology. What was very clear to me very early on was that I was not interested in religion and that naturally increased my curiosity about science and technology, and I fundamentally believe the two are conflicting.