"The greatest journeys are those that lead us back to our own humanity."

The propensity to truck， barter， and exchange one thing for another is common to all men， and to be found in no other race of animals.

"We are all detectives of our own lives, piecing together clues from the past."

Freedom is not given, it is taken.

"The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion."