Charlie Munger once said: “More investors don’t copy our model because our model is too simple. Most people believe you can’t be an expert if it’s too simple.” The simplest investing ideas are truly the best.

Munger was the best at simplifying investing ideas. Together with his partner, Warren Buffett, they invested hundreds of billions of dollars in companies. And every time they were interviewed, they kept it simple.

They stressed that execution matters more than ideas. Munger and Buffett never did anything secret and dozens of books have been written about their investing strategy. They simply executed on another level.

In the vein of Munger, here are 5 simple ideas that will make you rich if you execute them strictly.