Jim Cramer is gearing up for another event-packed week, with his cowboy boots from Boot Barn and all. But the reality is, the U.S. just can't save the world. We can't make the Chinese spend more money or force Europe to make real structural changes any more than we can direct the Japanese in finding a new way to grow besides dumping cars on us.

Next week brings a few important themes to the table that the "Mad Money" host says call for preparation. First, there will be more earnings reported by strong American companies that can weather the foreign currency storm.