Free Will

Until i reached university, i never thought about the question of free will much. But had i been asked, i would have responded with the naive conception of free will that most people, that they are the author of their thoughts. When i went to university, for reasons that had nothing whatever to do with university, my best friend convinced me that free will must be ruled out by determinism. And also, in determinism, whatever form laws of physics were, they were what compelled signals in the brain to be what they were. If you think there is some third thing, like that, you author your thoughts and determines them, then you have to ask why those thoughts are not some other