If you want metaphysical certitude, ask your preferred religious leader and then ignore all the other religious leaders who provide metaphysical certitude that

If you want metaphysical certitude, ask your preferred religious leader and then ignore all the other religious leaders who provide metaphysical certitude that contradicts your preferred religious leader. A good scientist will not provide you with guarantees, because they know that they are limited, imperfect humans who are doing the best with the information and models they have. Many people will interpret this as refusing to answer questions. The fact that we don't have a perfect understanding of climate does not suggest to me that we're free to alter the gas composition of our atmosphere any way we choose - I'd think the opposite - we should be careful when making changes to the Earth when we do not fully understand the consequences.