The Problem of Non Adherents in Financial Advice

The biggest problem across all domains is the fact that once you've gone to school or taken extensive training in order to learn something complicated, it changes you at a fundamental. So one of the biggest problems that the general public brings up when they speak about their experience with financial institutions and financial advisers is often don't understand a flipping thing that's said during those meetings. What are some of the specific challenges associated with giving financial advice? And regardless of the domain, why is advice just plain easier to follow than others? And how can we take a financial advice and turn it into something that's more readily followed or adhered to?