The best trait is patience. That, or a nice set of teeth.
Madness string 3041
Going mad is one thing, but becoming sane something all the worse.
We can sometimes do strange things when we're still half-asleep. I once had a conversation with my husband in which I insisted our son wanted to go harvest chili peppers for his birthday. He asked me several times, realizing I wasn't completely lucid yet: 'Are you sure?' I was convinced I was right, until I finally snapped out of it and realized it was all nonsense.