There really isn't an answer really, people have different talents and understandings. There is no proven way why some people are psychics, but there are many different theories people assume are true.
Usually hope for a brighter future and a sense of ultimate justice.
some people are unintellegent
Some people pronounce the word in a different manner.
Yes "I know you are but what am I" does make sense. When some people ask others if this makes sense well it does.
Yes, it is possible to measure the costs and benefits of something to people. This can be done now and at some point in the future.
Some people say for A better life or better future. Flying cars, They say that going to be in the Future. That is your answer, Better life or future :)
No, that would make no sense. The girl would be better travelling to the past to change her future.
It depends on what you believe in; Some people say deja-vu is a type of prediction Sometimes people say it's in dreams Some people say it's only certain who can "connect" to seeing the future Some people think it's just gibberish
political efficiency
political efficacy
No. The idea for this comes from science fiction. In a sense you could say your children are the future of you.
Some people submit that they can do this, however, as far as is rationally possible to determine, the future is not predictable.