It was an artful way of saying that we have to be very careful in our collection of data, in the analysis of the data, and in our reproduction of the work before such claims can be believed.
He wasn't speaking to scientists. Otherwise he would have spoken of rigor. What needs to be extraordinary is the rigor that produces such evidence.
He wasn't speaking to scientists. Otherwise he would have spoken of rigor. What needs to be extraordinary is the rigor that produces such evidence.