translation.en: Because if we had observations of the future, we obviously would trust them more than models, But unfortunately, observations of the future are not available at this time.
translation.zh: 因为“如果我们能直接观察未来， 与其相信模型， 我们显然会更相信观察数据。 但不幸的是… …目前我们无法观察未来。 ”