Science fiction seldom attempts to predict the future. More often than not, it tries to prevent the future.
The best proof of intelligent life in space is that it hasn't come here.
Sometimes a decision has to be made by a single individual, who has the authority to enforce it. That's why you need a captain. You can't run a ship by a committee-at least not all the time.
Politicians should read science fiction, not westerns and detective stories.
Never attribute to malevolence what is merely due to incompetence
It may be that the old astrologers had the truth exactly reversed, when they believed that the stars controlled the destinies of men. The time may come when men control the destinies of stars.