I disagree. There are other ways to observe and learn cause and effect than by physical interaction. We learn new causes and effect of many things each day by r

I disagree. There are other ways to observe and learn cause and effect than by physical interaction. We learn new causes and effect of many things each day by reading or watching. There are also most likely examples of humans who never had control over their physical world (through disability or whatnot) that came to understand cause and effect.