The Patriots DO draft well. In fact, virtually all of their top players today came through the draft, and none came through Free Agency. Here is my list of their top performers, including the injured:
Tom Brady, QB - drafted
Logan Mankins, G - drafted
Sebastian Vollmer, T - drafted
Julian Edelman, WR + PR - drafted
Rob Gronkowski, TE - drafted
Shane Vereen, RB - drafted
LaGarette Blount, RB - trade
Vince Wilfork, DT - drafted
Chandler Jones, DE - drafted
Jerod Mayo, LB - drafted
Brandon Spikes, LB - drafted
Aqib Talib, CB - trade
Devin McCourty, S - drafted