In this quote, John Dos Passos emphasizes the importance of hope and goodness in humanity. He urges people to appreciate the potential that comes from scientific advancements and the responsibility that accompanies such power. Instead of misusing their capabilities, he advocates for the use of science to uplift and improve life on Earth, highlighting the compassionate aspect of human nature.

Dos Passos also discusses the concept of self-government, acknowledging the various challenges and setbacks that come with it. He suggests that despite these difficulties, the essence of America lies in the pursuit of self-governance, reflecting resilience and the enduring belief in the possibility of a better society.