Darwin's story is a microcosm of what science is all about: how a young person imbued with the current beliefs of his day which were in agreement with religious beliefs on the "fixity of species" (in other words, evolution does not occur), eventually convinced himself that there must be an explanation of the origin of species in natural, scientific terms.
Deconstruction as a philosophical and critical movement aroused a good deal of animosity because it questioned the fixity of meaning in language.
By having recourse to the fixity of entities in the divine knowledge, Ibn 'Arabî is able to say that the dispute between theologians and philosophers over the eternity of the world goes back to their perception of the entities.
Second, substances are manifest in essences and these cannot be identified in their species form since motion denies the fixity of the species (and genus) boundaries that define the essence.
However, a somewhat pat ending and the fixity of the characters in their respective faults — he sternly taciturn, she pitifully self-abnegating — rob the narrative of resonance.
However, a somewhat pat ending and the fixity of the characters in their respective faults—he sternly taciturn, she pitifully self-abnegating rob the narrative of reself-abnegating rob
The biogeographical patterns Charles Darwin observed in places such as the Galápagos Islands during the second voyage of HMS Beagle caused him to doubt the fixity of species, and in 1837 Darwin started the first of a series of secret notebooks on transmutation.
We did, however, include additional items on the fixity of species, not included in the MATE.
Other advantages of bone coverage with pericranial flap and Integra in scalp large defect are the flexibility and pliability of the reconstructed area compared to the fixity of Integra apposed straight to the bone in case of survival of the template [ 10].
