The quote reflects how prejudices can be passed down and adopted through various means such as hearsay or observation. It highlights that these biases take root in people's minds, becoming something that can be asserted with confidence. This suggests that individuals may lean on these preconceived notions to fill gaps in their original thoughts, providing them with a sense of authority and justification in their beliefs.

Furthermore, the analogy of prejudice as both a staff and a baton emphasizes its dual function; it can support individuals while also allowing them to exert influence over others. This illustrates the powerful and pervasive nature of societal biases, showcasing how they can shape thoughts and behaviors across generations, often becoming an accepted part of the collective mindset.