How are people not creative?

The following phrases were told by people who could be considered uncreative. This is the best way to get an idea of the way they think:

"Flying machines heavier than air are impossible." Lord Kevin, 1895.

• After the first six months, this device will not be kept in any market that manages to capture. People will soon get tired of looking at a wooden box every night-Daryl F. Zanuck, director of the 20th Century film studio, talking about television in 1946.

"Who the hell wants to hear the actors speak?" -Harry M. Warner, president of Warner in 1927.

• "The horse has come to stay, but the car is only a novelty, a fad" - President of Michigan Savings Bank.

Try to change...!!