“Just because a lot of people like watching Kim Kardashian — we wouldn’t put her in the White House, either,” Jindal said about the billionaire.

He also called the Donald “insecure,” “weak” and “dangerous,” adding that the real estate mogul “is an entertaining narcissist, but he is still a narcissist. Jindal wouldn’t let up, either: “Like all narcissists, Donald Trump is insecure and weak. He’s afraid of being exposed. That’s why he tells us, always and constantly, how big and strong and wealthy he is.”

Jindal continued, “Donald Trump could destroy America’s chance to be great again.”

For more on Trump, here’s what winners of his hit reality show The Apprentice told Fortune about his leadership style.