That was my first time, Nancy ... on a bus, that is! I was watching the door slide tightly shut behind people and it occurred to me that we so easily trust.
I'm a universal donor, so I try to commit to donating, but imagine a dystopian society where people like me could be held hostage for gain.
I remember years ago in Europe being asked to donate blood (for cash) and imagining my lifeless body being washed up on the each. I didn't donate.