I always find cardio the most monotonous. Running on a treadmill shows me why hamsters are so crazy.
I would think, to me, growing up in the south, growing up with all the gospel music, singing in the church and having that rhythm and blues - the blues background was my big inspiration.
You cannot raise the standard against oppression, or leap into the breach to relieve injustice, and still keep an open mind to every disconcerting fact, or an open ear to the cold voice of doubt.