Wha ? That ' s like skipping Maths because you can ' t do math good . Also UK , we had swimming lessons separateadditional to regular PE . Don ' t recall anyone opting out , whether that was because no one wanted to or because they weren ' t allowed to I don ' t know . <| sep |> I know . I personally hope it ' s greater than zero thrust . science paradigm shifts are exciting . In my reply I wanted to emphasize the huge gap between what the drive might potentially generate and the force required to launch something from Earth . <| sep |> Relax we ' re talking politicians here . In case you haven ' t noticed the Republican party doesn ' t like the president , the Senate and House hate each other , and Ruth Ginsberg is immortal . The founders of this country thought this exact scenario through when they decentralized and deliberately weakened all branches of the government , as well as severely limiting federal powers . Google up The Contract with America and see how effective a Republican controlled legislature really is .