They asked him about commodities following the monetary easing by China, and he replied that natural resources such as silver, rice and natural gas usually benefit during periods of massive money printing. If the world economy gets better, there will be shortages, if it does not, they will print money. He owns more precious metals than base metals however.
If there is a conflict with Iran, everything will go down initially, except maybe crude oil, but this would be positive for Gold in the long term. He sees many people in Washington want to do something about Iran, and it looks like something will happen even though it's sheer madness.