Structured framework for understanding reality.

Clarifying concepts through rigorous examination.

Systematic explanation of fundamental questions.

Study of human nature, existence.

Fundamental beliefs guiding philosophical thought.

A method used by philosophers involving such elements as skepticism and methodic doubt, argumentation, and presentation of arguments for criticism by other philosophers.

Understood in a narrow sense, philosophical logic is the area of logic that studies the application of logical methods to philosophical problems, often in the form of extended logical systems like modal logic.