PHILOSOPHY:     The love and pursuit of wisdom by intellectual means and moral self-discipline. Investigation of the nature, causes, or principles of reality, knowledge, or values, based on logical reasoning rather than empirical methods.

I do not feel obligated to believe the same God who has endowed us with the sense, reason, and intellect has intended us to forgo their use. Galileo Galilei

Metaphysics - The study of existence
Epistemology - The study of knowledge
Ethics - The study of action & behavior
Politics - The study of force
Esthetics - The study of art