"Without such research, we'd be back in the days of snake oil."

"You have to put your snake oil in a beautiful package," he once said.

In 1987 he gave the first of his "snake oil speeches".

"It's not like who are you going to get to go to the first town and sell the snake oil," he explained.

It is commonly used in the production of Chinese snake oil.

Even in brain health, consumers need to distinguish the snake oil from the real deal.

He's selling snake oil to the eager customers, and he knows it.

Couldn't she hear the snake oil in his voice?

At that time, you might want to consider a second career as a purveyor of snake oil.

"It's designed for those few out there who are selling financial snake oil to military personnel," he added.