史蒂芬·霍金於1999年寫道:「So what the singularity theorems are really telling us, is that the universe had a quantum origin, and that we need a theory of quantum cosmology
autobiographical interview with David Chalmers (页面存档备份,存于互联网档案馆) "The Singularity" a documentary film featuring Chalmers (页面存档备份,存于互联网档案馆) The Moscow Center