Immanuel Kant (1724-1804) was a German philosopher known for his influential contributions to the fields of metaphysics, epistemology, ethics, and aesthetics. He is considered one of the most important and influential thinkers in modern Western philosophy.
Kant's philosophical system is often referred to as "critical philosophy" or "Kantianism," and it is characterized by his emphasis on reason and the human capacity for knowledge. He believed that all human knowledge is based on experience, but that our understanding of the world is shaped by innate concepts and categories of thought.
One of Kant's most famous works is his Critique of Pure Reason, in which he argues that there are limits to what we can know through reason alone. He also developed the concept of the "categorical imperative," a moral principle that states that one should act only according to rules that could be universally applied.
Kant's ideas have had a profound impact on many areas of philosophy, including ethics, political theory, and aesthetics. His work continues to be studied and debated by philosophers around the world, making him one of the most influential figures in the history of Western thought.