I was driving one morning on Kamehameha Highway in Aiea when I stopped my car for a young black fellow waiting at a crosswalk that has a reputation for being dangerous. Drivers always seem to be speeding, and there is no traffic signal.  Crossing is perilous, and when I see people rush across the street, it reminds me of the Planet Earth film clips of African wildebeest dashing crazily across a crocodile-infested river. So, I skidded to a stop.  He started to cross, then he