We will not exhaust the marvels of the physical Universe until we have explored the whole Cosmos - and that prospect is still, to say the least, satisfyingly remote, if indeed it is theoretically possible. We have scarcely begun a voyage of discovery which may never have an end.


The Exploration of Space, Chapter 18 (p. 194), Harper & Brothers Publishers. 1951


We will not exhaust the marvels of the physical Universe until we have explored the whole Cosmos - and that prospect is still, to say the least,...

We will not exhaust the marvels of the physical Universe until we have explored the whole Cosmos - and that prospect is still, to say the least,...

We will not exhaust the marvels of the physical Universe until we have explored the whole Cosmos - and that prospect is still, to say the least,...

We will not exhaust the marvels of the physical Universe until we have explored the whole Cosmos - and that prospect is still, to say the least,...