What two investing insights would you give your 20-year-old self?

What two investing insights would you give your 20-year-old self?   Hamish Douglass, Chief Executive Officer and Chief Investment Officer, Magellan Asset Management My central advice would be that successful investing is about finding and then owning for the long-term companies that can generate excess returns for years to come. It’s not about looking for stocks that might come into short-term favour on stock markets. The worthwhile companies to own for the long term will …