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

"Both Christianity and Islam are logocentric," he told his students, "meaning they are focused on the Word. In Christian tradition, the Word became flesh in the book of John: 'And the Word was made flesh, and He dwelt among us. 'Therefore, it was acceptable to depict the Word as having a human form. In Islamic tradition, however, the Word did not become flesh, and therefore the Word needs to remain in the form of a word … in most cases, calligraphic renderings of the names of the holy figures of Islam."

Imagine how they would have mocked you if you proclaimed, 'Not only is the world a sphere, but there is an invisible, mystical force that holds everything to its surface'!

Telling someone about what a symbol means is like telling someone how music should make them feel.

Throughout history, every period of enlightenment has been accompanied by darkness, pushing in opposition. Such are laws of nature and balance.

Faith is universal. Our specific methods for understanding it are arbitrary. Some of us pray to Jesus, some of us go to Mecca, some of us study subatomic particles. In the end we are all just searching for truth, that which is greater than ourselves.

Coincidence was a concept he did not entirely trust. As someone who had spent his life exploring the hidden interconnectivity of disparate emblems and ideologies, Langdon viewed the world as a web of profoundly intertwined histories and events. The connections may be invisible, he often preached to his symbology classes at Harvard, but they are always there, buried just beneath the surface.