“How flimsy our existence is, how many conditions must exist and must continue to exist over the course of millions of years… — Dror Burstein Copy Share Image
If we take into account the existence of our planet, we have to recognise that we are guests that spend a short… — Gunter Grass Copy Share Image
“This success permits us to hope that after thirty or forty years of observation on the new Planet [Neptune], we may employ… — Urbain Le Verrier Copy Share Image
![“This success permits us to hope that after thirty or forty years of observation on the new Planet [Neptune], we may employ it, in its turn, for the discovery of the one following it in its order of distances from the Sun. Thus, at least, we should unhappily soon fall among bodies invisible by…” quote by Urbain Le Verrier](https://sms4smile.com/quotes/img-quotes/593/urbain-le-verrier-108136_astronomy_this-success-permits-us-to-hope-that-aft_1277098.jpg)