But also, people are really bad at judging risks--especially those who are risk-averse. It's why people buy insurance (like AppleCare) when it usually doesn't make sense mathematically.

Sometimes you think a certain failure would be really bad or really likely, when in fact it's not. At least for me, this has held me back before.

Yup. Take many shots, hope one of them lands.

Really a true engineering marvel. Somehow I always get the feeling that things made in the past were just much better designed.