Why do most young people keep repeating their mistakes even when they have experience adversers around them?

Why do INFJs sometimes come across as inflexible or overly confident in their insights, and how can they balance this with being open to other perspectives?
Do you find that adults are more patient with you because you look younger than you are?
Do you believe that true love still exists, or has money become more important than genuine feelings in today's world? ❤ Let's have an honest discussion. What's your opinion?