Paradoxes (Thanks to Wikipedia!)
"Is the answer to this question no?"
Exception paradox: if every rule has an exception, then there must be an exception to the rule that every rule has an exception.
Variation: The only rule is that there are no rules.
"Practice moderation in all things. Including moderation."
"A Sound of Thunder"
by Ray Bradbury
"I don't try to describe the future. I try to prevent it."
"Go to the edge of the cliff and jump off. Build your wings on the way down."