“I go on the presumption that everyone's full of shit until proven otherwise, and this usually serves me in good stead.”

“Childbirth is normal until proven otherwise.”

“If there is something in nature you don't understand, odds are it makes sense in a deeper way that is beyond your understanding. So there is a logic to natural things that is much superior to our own. Just as there is a dichotomy in law: 'innocent until proven guilty' as opposed to 'guilty until proven innocent', let me express my rule as follows: what Mother Nature does is rigorous until proven otherwise; what humans and science do is flawed until proven otherwise.”

“Etiquette requires the presumption of good until the contrary is proved.”

“I get poked and prodded like this every morning. I'm like a piece of meat unearthed from the back of the fridge, suspect until proven otherwise.”

“You think this is a trap then?" the Count asked. "I always think everything is a trap until proven otherwise," the Prince answered. "Which is why I'm still alive.”