Good for you. It was right to be scared. Lots of people are nice, but some are very mean. They can hurt you. The mean ones sometimes try to fool people by pretending to be nice.
Courage becomes especially important by the time children become teenagers.
They often have to stand up against peer pressure to do the wrong thing, such as using drugs. It relates to all of the different aspects of responsibility mentioned so far, including respect and compassion for others, honesty, and courage. It involves persistence and sticking to long-term commitments. It also includes dealing effectively with emotions, such as anger, and developing patience. They don't need to put others down or have a lot of money in order to respect themselves.