What Have You Learned is our very special off-season series that will outline what you've learned, what I've learned, and hopefully what the 2009 Mets have learned about themselves, others, and 2010. Today, in a very special "What Have You Learned", as we discuss ... Daniel Murphy.You don't tug on Superman's cape.You don't spit into the wind.You don't pull that mask off that old Lone Ranger.You don't trust Lenny Dykstra with your life savings.And for the ...