Full Idea
If the world process were directed towards a final state, that state would have been reached by now.
Gist of Idea
If the world aimed at an end, it would have reached it by now
Source
Friedrich Nietzsche (Writings from Late Notebooks [1887], 11[72])
Book Reference
Nietzsche,Friedrich: 'Writings from the Late Notebooks', ed/tr. Bittner,Rüdiger [CUP 2003], p.211
A Reaction
If advanced aliens existed, they would be here by now... I doubt if anyone now believes that the world has an end. However, strictly speaking, how could we possibly assess the time scale for such things?