KEY POINTS
  • Warren Buffett cautioned students to avoid borrowed money during a question-and-answer session at Notre Dame in 1991. He used Donald Trump's troubled casino investments to explain the life lesson.
  • "I've seen more people fail because of liquor and leverage – leverage being borrowed money. Donald Trump failed because of leverage. He simply got infatuated with how much money he could borrow, and he did not give enough thought to how much money he could pay back," Buffett said.

Warren Buffett warned students about the perils of using debt and leverage decades ago, using Donald Trump as a negative case study.

Buffett was asked by a Notre Dame student about Trump's business troubles during a question-and-answer session in 1991. Trump's Atlantic City Taj Mahal casino filed for Chapter 11 bankruptcy protection later that year.

"Where did Donald Trump go wrong? The big problem with Donald Trump was he never went right. He basically overpaid for properties, but he got people to lend him the money. He was terrific at borrowing money. If you look at his assets, and what he paid for them, and what he borrowed to get them, there was never any real equity there," Buffett said, according to a transcript published by former hedge fund manager Whitney Tilson.

"I've seen more people fail because of liquor and leverage – leverage being borrowed money. Donald Trump failed because of leverage. He simply got infatuated with how much money he could borrow, and he did not give enough thought to how much money he could pay back."