Skeptics consider scrying to be the result of delusion or wishful thinking. Their work was criticized by Joseph Jastrow as based on delusion and wishful thinking. Wishful thinking may cause blindness to unintended consequences. She concluded by saying that "science is about evidence, not wishful thinking". America was not built by wishful thinking. Methodologies to examine wishful thinking are diverse. Both Mom and son are happy in this wishful thinking exercise. It is closely related to wishful thinking in its construction. Therefore, there are three different stages in cognitive processing in which wishful thinking could arise. Instead, they plunged into apologetics for the enemy and wishful defeatism. Their song "Wishful Thinking" was performed in his memory. Emin called the artwork "a flag made from wishful thinking". As they go through this period, society perceived them as being "wishful" or even "regretful". It is related to the concept of wishful seeing. The phenomenon of wishful seeing implicates cognitive penetrability in the perceptual experience.