The person who doesn't know something can't be done will often find a way to go ahead and do it.
In many ways ideas are more important than people - they are much more permanent.
The price of progress is trouble.
Thinking is one thing no one has ever been able to tax.
We have reason not to be afraid of the machine, for there is always constructive change, the enemy of machines, making them change to fit new conditions.
The simplest way to assure sales is to keep changing the product the market for new things is indefinitely elastic. One of the fundamental purposes of advertising, styling, and research is to foster a healthy dissatisfaction.