a broad range of related objects or values or qualities
The past, like the future, is indefinite and exists only as a
spectrum of possibilities.
in a manner of rapid growth
Our population and our use of the finite resources of planet Earth are growing
exponentially, along with our technical ability to change the environment for good or ill.
urgently needed; absolutely necessary
Keeping an active mind has been
vital to my survival, as has been maintaining a sense of humor.
consistent with or based on or using reason
To my mathematical brain, the numbers alone make thinking about aliens perfectly
rational. The real challenge is to work out what aliens might actually be like.
belief about the future
expectations are reduced to zero, one really appreciates everything one does have.
be a mystery to
We live in a
inclined to or conducive to companionship with others
It's time to commit to finding the answer, to search for life beyond Earth. Mankind has a deep need to explore, to learn, to know. We also happen to be
sociable creatures. It is important for us to know if we are alone in the dark.
any opinions at variance with the official position
Time travel was once considered scientific
heresy, and I used to avoid talking about it for fear of being labelled a 'crank.'
based on or subject to individual discretion or preference
The whole history of science has been the gradual realization that events do not happen in an
arbitrary manner, but that they reflect a certain underlying order, which may or may not be divinely inspired.
expressing action rather than a state of being
Before 1915, space and time were thought of as a fixed arena in which events took place, but which was not affected by what happened in it. Space and time are now
dynamic quantities... space and time not only affect but are also affected by everything that happens in the universe.
obtained through instinctive knowledge
I don't care much for equations myself. This is partly because it is difficult for me to write them down, but mainly because I don't have an
intuitive feeling for equations.
capable of being done with means at hand
I have wanted to fly into space for many years, but never imagined it would really be