T-Rex: Today I believe in temporal presentism! Only the objects around me in any given moment are real. They exist in space, but not in time!
T-Rex: Neither the past nor the future actually exists!
T-Rex: Each moment is unique, and life is but series of moments, connected by our memories! We speak of events occurring in the past only as a matter of convenience.
Utahraptor: So the past is an illusion, eh?
T-Rex: Yep!
Utahraptor: Yet we're having a conversation, and you remember what's going on!
T-Rex: Aha, my friend! That's only because this present moment is predicated on past moments being as they were.
Utahraptor: This is a stupid theory! It doesn't get you anything!
T-Rex: It does explain why time travel isn't possible! You can't visit a past or future that doesn't exist!
T-Rex: Th-
T-Rex: That's pretty much it!