It is always darkest before the dawn.

Skepticism has become a virtue. Cynicism and demand for proof has become enlightened thought. Is it any wonder that humans now feel more depressed and defeated than they have at any point in human history?

Langdon turned to Sophie. "Who is that? What... happened?" Teabing hobbled over. "You were rescued by a knight brandishing an Excalibur made by Acme Orthopedic.

Who will guard the guards ? If we're the guards of society, then who will watch us and make sure that we're not dangerous?

As strange as this may sound, I very seldom read fiction. Because my novels require so much research, almost everything I read is non - fiction - histories, biographies, translations of ancient texts.

Pain is a part of growing-up. It is how we learn.

As you know, this little grain of sand has mass. A very small mass, but mass nonetheless." And because this grain of sand has mass, it therefore exerts gravity. Again, too small to feel, but there." Now," Katherine said, "if we take trilions of these sand grains and let them attract one another to form... say, the moon, then their combined gravtiy is enough to move entire ocreans and drag the tides back and forth across our planet.