Art historians agree that Da Vinci's paintings contain hidden levels of meaning that go well beneath the surface of the paint. Many scholars believe his work intentionally provides clues to a powerful secret... a secret that remains protected to this day by a clandestine brotherhood of which Da Vinci was a member.

Langdon whispered to Vittoria. 'Ever fire anything other than a tranquilizer gun?' 'Don't you trust me?' 'Trust you? I barely know you.' Vittoria frowned. 'And here I thought we were newly-weds.

Sometimes a change of perspective is all it takes to see the light.

Act first, explain later.

It is said that in death, all things become clear.

In which year did a Harvard sculler last outrow an Oxford man at Henley?" Langdon had no idea, but he could imagine only one reason the question had been asked. "Surely such a travesty has never occurred.

Transhumanism is the ethics and science of using things like biological and genetic engineering to transform our bodies and make us a more powerful species.