"I have to be firm about it and say that people who play more in Europe will have a better chance of getting into the team."
He named Ireland's Padraig Harington and England's Lee Westwood among the men whose transatlantic form was causing him concern.
"They have to start making a move," he said. "We are a European team. There's a lot of money to make in America but they have to make the choice of trying to make it on world points or the European order of merit. If they are playing here, they are getting both."
It is an important thing in golf to make holes look much more difficult than they really are. People get more pleasure in doing a hole which looks almost impossible and yet is not so difficult as it appears.