Some people find it hard to believe that perhaps one day we will be communicathing with aliens from distant planets. But others feel differently. Eighty-six-year-old Daniel Jackman says, When I was a young man, if you had told me that one day we were going to send people into space, I would've told you that you were crazy.Now I know better. Just because we're used to certain limitations doesn't mean we can't go beyond them.