Going hard VS protecting GPA (and the MCAT)?

Hello folks. I am a current pre-med junior with a decent GPA (3.8+) and I have 2-3 semesters left after I will finish this academic year. I have taken all general ed classes, intro science classes, prerequisites, and couple upper level classes. I still have to take 2 more UL science courses, some biology electives and a foreign language to graduate. My main dilemma is whether I should take interesting but difficult classes or go easy and save the GPA? I pay decent money for my college and... Going hard VS protecting GPA (and the MCAT)?
Source: Student Doctor Network - Category: Universities & Medical Training Authors: Tags: Pre-Medical - MD Source Type: forums