The most basic way to get someone's attention is this: Break a pattern.

“The company wants to sell you more shampoo, your friend doesn't, so she gets mo…”

“Use statistics as input not output. Use them to make up your mind on an issue.D…”

“People tend to overuse any idea or concept that delivers an emotional kick.”

“We can't unlearn what we already know and there are only two ways to beat the c…”