Metaphysics

If the sentence ''my cat is on the mat'' is true how does it get to be true? Sentences are made true by what exists. But what about claims such as ''There were dinosaurs?'' and ''2+2=4''. How do they get to be true?

Metaphysics: An Introduction uses the idea of truth and the quest for truth-makers to unravel philosophical problems in contemporary metaphysics. From the nature of properties and...