Λογική. Logic.

Logic is based on Axioms / Η Λογική βασίζεται σε αξιώματα

Axiom of choice

Axiom of extensionality

Axiom of empty set

Axiom of pairing

Axiom of union

Axiom of infinity

Axiom schema of replacement

Axiom of power set

Axiom of regularity

Axiom schema of specification

Von Neumann-Bernays-Gödel axioms

Continuum hypothesis and its generalization

Freiling's axiom of symmetry

Axiom of determinacy

Axiom of projective determinacy

Martin's axiom

Axiom of constructibility

Rank-into-rank

Kripke-Platek axioms

BONUS: A proposition being EITHER true EITHER false (see Dialethism)

Axioms can Change.

Based on our Free Will.

So go on!

Think of something else!

It will immediaetelly be "true"!

Τα αξιώματα μπορούν να αλλάξουν.
Μόνο με την ελεύθερη μας βούληση.
Εμπρός λοιπόν!
Σκεφτείτε κάτι άλλο!
Και αμέσως αυτό θα γίνει "αληθινό"!