“The being is, and can’t not be…the non-being is not, and can’t be”.
“Nothing can be born from nothing nor end in nothing. The universal substance therefore has always existed and is imperishable”.
With this sentences Parmenides and Zeno affirmed that nothing is created from nothing and nothing can be destroyed into nothing. Everything in the Universe is eternal, has always been (how it could not have, if nothingness doesn’t exist?), will never cease to be (how could it, if nothingness doesn’t exist?) and has never come into being (how could have it, if nothingness doesn’t exist?).
Try to tell this to the religious fanatics of Creationism and of the Big-Bang…