Full Idea
All thinkers agree that the world had a beginning, but some claim that, having come into existence, it is everlasting.
Gist of Idea
Everyone agrees that the world had a beginning, but thinkers disagree over whether it will end
Source
Aristotle (On the Heavens [c.336 BCE], 279b12)
Book Reference
'The First Philosophers', ed/tr. Waterfield,Robin [OUP 2000], p.42