“Somebody is always hiding something.”
“Do not hide your ignorance, because somebody might help you! Hiding always prolongs the problems.”
“Conversations are always dangerous, if you have something to hide.”
“I always wondered why somebody doesn't do something about that. Then I realized I was somebody.”
“Anytime somebody is absolutely certain about something, they are almost always absolutely wrong”
“If you need something from somebody always give that person a way to hand it to you.”