The main branches of philosophy are [[Metaphysics]], which is (broadly speaking) the study of what-is; [[Ethics]], the study of correct action; [[Logic]], the rules (both formal and informal) of reason; and [[Epistemology]], the study of knowledge. Notable sub-branches include [[Philosophy of Science]], [[Philosophy of language]], [[Philosophy of Religion]], [[Political Philosophy]], and [[Philosophy of mind]]. | The main branches of philosophy are [[Metaphysics]], which is (broadly speaking) the study of what-is; [[Ethics]], the study of correct action; [[Logic]], the rules (both formal and informal) of reason; and [[Epistemology]], the study of knowledge. Notable sub-branches include [[Philosophy of Science]], [[Philosophy of language]], [[Philosophy of Religion]], [[Political Philosophy]], and [[Philosophy of mind]]. |