A dictator stays in power only as long as he manages to subvert the will of his people.

I, while I wiſht to bee Retir’d, Into the private room was turn’d; As if their wiſdoms had conſpir’d A Salamander ſhould bee burn’d: And like thoſe Sophies who would drown a Fiſh I am condemn’d to ſuffer what I wiſh.

Clown. Foolery, ſir, does walk about the orb, like the ſun ; it ſhines every where.

Barchans and transverse dunes are essentially of the same type, forming and migrating under a unidirectional wind regime. The difference between the two is related to the amount of sand: barchans are isolated mounds, whereas transverse dunes are composed of many barchans coalesced into a single, longer dune form (Tsoar 2001).