system
confident: I had a big presentation yesterday but I'm pretty sure I nailed it!
human
I had a big presentation yesterday but I think I nailed it!
human
Noice!  What was it about?
human
I had to explain global warming to my son's Boy Scout troop.
human
Very cool, are you a scientist?
human
Nope, just a mom.  I had to do some research on the internet and it was a real eye-opener for me.  I believe in global warming but a lot of the facts on both sides of the argument surprised even me.