Ive been taking philosophy classes in college, and its very interesting. It kind of breaks your mind free of society and negative abstractions like racism, and ignorance. Philosophy usually boarders from becoming an athiest, to becoming religious. All arguments can be swayed on either side. Here is a very interesting little philosophical blurb that I hope all people someday will learn to follow:
http://cscs.umich.edu/~crshalizi/Russell/Hearst_Essays/How_to_Become_a_Man_of_Genius.html