It's the mindset that says: "I know how the world works." I don't need that snake-oilsalesman stuff to improve my life.
这种思维模式是:我了解整个世界的运作,我不需要买骗人的万灵油来改善我的生活。
2
Once while performing at the Riviera Hotel in Las Vegas, he was presenting a "pitchman act," playing the role of a "snakeoil" salesman from the wild west.