One in 200 stars has habitable Earth-like planets surrounding it - in the galaxy, half a billion stars have Earth-like planets going around them - that's huge, half a billion. So when we look at the night sky, it makes sense that someone is looking back at us.
Michio KakuChances are, when we meet intelligent life forms in outer space they're going to be descended from predators.
Michio KakuTime travel and teleportation will have to wait. It may take centuries to master these technology.
Michio KakuA related aspect of intelligent consciousness is delay of gratification: the wisdom to accurately predict whether delay rather than acting on impulse will yield greater benefit.
Michio Kaku