Authors:

We do not know why we are born into the world, but we can try to find out what sort of a world it is - at least in its physical aspects.

"Edwin Hubble: Mariner of the Nebulae" by Gale E. Christianson, (p. 1830, 1996.
We do not know why we are born into the world, but we can try to find out what sort of a world it is - at least in its physical aspects.