Yeah, a book is researched, thoughtful and laying a long, and complicated argument. Just the act of reading the long forms of ideas will make you better at thinking.
Reading a Wikipedia page or watching a video, almost always dismisses the ideas that lead to a conclusion, which is what you need if you want to THINK, not walk around with containerized ideas that other people came up with.
A free macOS that does TTS to any highlighted text in any app with AI voices. A Speechify alternative.