Human knowledge has been changing from the word go and people in certain respects behave more rationally than they did when they didn't have it. They spend less time doing rain dances and more time seeding clouds.

This quote by Herbert A. Simon reflects on the progress of human knowledge and its impact on rational behavior. By stating, “Human knowledge has been changing from the word go,” Simon emphasizes that human understanding has been constantly evolving since the beginning of civilization. The quote highlights the role of accumulated knowledge in shaping behavior and decision-making over time.

Simon contrasts irrational practices with rational interventions. “People in certain respects behave more rationally than they did when they didn't have it. They spend less time doing rain dances and more time seeding clouds” uses a metaphor to illustrate that as humans acquire knowledge, they increasingly rely on evidence-based and scientific approaches rather than superstition or ritual. This underscores the transformative effect of information and learning on practical problem-solving.

The quote originates from Herbert A. Simon, an American economist, political scientist, and cognitive psychologist, known for his work on decision-making, artificial intelligence, and the study of human rationality. Simon’s contributions often focused on how knowledge, information, and reasoning processes shape human behavior, highlighting the link between learning and effective action.

Ultimately, the quote touches on themes of rationality, scientific progress, and human development. It suggests that knowledge empowers individuals to act more effectively, moving from tradition or superstition to informed, deliberate strategies that enhance problem-solving and improve outcomes in both societal and personal contexts.