Catch up on Jim Cramer's thinking over the last week about Warren Buffett's letter to Berkshire Hathaway investors and how hard it is to be pessimistic.
Cramer said Acadia Pharmaceuticals is good but speculative and he's ringing the register on Aruba Networks.
Cramer wants to hear from Target's new CEO on earnings and says the lull in Popeyes Lousiana Kitchen's stock is a buying opportunity.
What doesn't kill this market makes it stronger, Cramer says. His game plan includes Netflix, Berkshire Hathaway and Costco, among others.
Cramer says 3M is a buy, buy, buy but Encana and GoPro are not for him.