Science demands repeatability, to make sure you’re not getting a one-off anomaly.
John Colapinto, author and columnist
This has been the case from the time of Copernicus, Galileo, and Newton. It is why atmospheric scientists true to their discipline cannot say outright that global heating is the cause of extreme weather until there is enough evidence to make the case with statistical insight. Those who possess training in or experience of advising lay people on matters scientific learn to manage the constraints of scientific discipline.