Books make great gifts because they can unveil hidden secrets.

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, divine revelation simply means adjusting your brain to hear what your heart already knows." Angels and Demons p. 484

The human mind has a primitive ego defense mechanism that negates all realities that produce too much stress for the brain to handle. It’s called Denial.

Google' is not a synonym for 'research'.

Never underestimate the ego of a politician.

The information was kept hidden for the same reason we keep matches from children. In the correct hands, fire can provide illumination... but in the wrong hands, fire can be highly destructive.