She was a leading philosopher of the twentieth century. If you know the phrase, the benality of evil, she coined that phrase. He didn't lift a single finger to help her. So that's the negative, dark side of him. But we'll just take up one idea from him. In his introduction to metaphysics, heydeger really took up the question of existence itself. What is existence itself? And he says this, e question of existence, is the most fundamental question in all of human thought,. what you think about? The deepest question is, what is reality? What is existence? What is isness? This is the widest question, deepest question and the most