Originally Posted by bamazav
I want to say squat but would have to go with the dead lift. No other exercise challenges me to the extent that the dead lift does. No other movement zaps my CNS the way the DL does. It is a very functional movement and pumps the ego when you move large pounds off the ground.
Hit the nail on the head. On the one hand, squats DO cure cancer, but I'll have to throw in with the deadlift for all of the reasons already mentioned. It is also the more functionally useful lift, and it trains the grip better than the squat does.