It is not necessarily true that expensive experiments are not worthwhile doing but there are plenty of rather cheap experiments which are certainly worth doing.
“I have become down-hearted, I have become discouraged, I have become depressed. I'm just like you. I'm a human being and I have my problems.”
“In the last three years of racing I've met as many women fans as men fans, and in NASCAR it's the same thing. My wife loves cars, but the difference is she doesn't have 20 years of understanding the background of them. She basically drives them and uses her gut feelings as to which is best.”