Space Exploration is Not a Waste of Time and Money

I firmly believe that space exploration is not a waste of time and money.
Firstly, in the million-year long struggle for survival on the earth, man has never been able to gain a clear and in-depth knowledge of the space with this planet in it. It is yet to be known whether we are alone, living in a safe or a dangerous place. Only by probing outer space can man find a real sense of security AND A REAL SENSE OF BELONGING..
Secondly, on this blue p...