Arachnophobia especially easy. Like all traits, there is variability in the intensity of fear of spiders, and those with more intense fears are classified as phobic. Being relatively small, spiders do not fit the usual criterion for a threat in the animal kingdom where size is a factor, but they can have medically significant venom. However, a phobia is an irrational fear as opposed to a rational fear. By ensuring that their surroundings were free from spiders, arachnophobes would have had a reduced risk of being bitten in ancestral environments, giving them a slight advantage over non-arachnophobes in terms of survival.
Fear and Trembling in Concluding Unscientific Postscript, where he writes, "In that book [Fear and Trembling] I had perceived how the leap, according to the author, as the decision par excellence becomes specifically decisive for what is Christian and for every dogmatic category. This can be achieved neither through Schelling's intellectual intuition nor through what Hegel, flouting Schelling's idea, wants to put in its place, the inverse operation of the method. All Christianity is rooted in paradox, according to "Fear and Trembling"-yes, it is rooted in fear and trembling (which are specifically the desperate categories of Christianity and the leap)-whether one accepts it