Topic 1: Increasing travels between countries enable people to learn different cultures or to increase tension between people from different countries

unravelling 
the 
unknown 
of  the  universe  is
 
feasible
, despite many challenges. They are inspired to think for the future, instead of being preoccupied 
with contemporary issues only. 
It should also be noted that the Moon has water, the basic resource for people's survival, and it abounds 
in solar energy, a clean and readily 
obtainable 
resource. It is also believed that minerals are plentiful 
there to be exploited. Some day, if people are forced to move off the Earth, the Moon might be the best 
shelter.  Although  people  have  not  yet  fully  explored  this  possibility  at  this  stage,