Some philosophers deny that the concept of " being " has any meaning at all, since we only define an object's existence by its relation to other objects, and actions it undertakes.

Some philosophers who have had more noteworthy theories are Parmenides, Leucippus, Plato, Aristotle, Augustine, Plotinus, Aquinas, Descartes, Spinoza, Leibniz, Hegel, Heidegger, and Sartre.

Some philosophers believe that Block's two types of consciousness are not the end of the story.

Some philosophers, such as Daniel Dennett in an essay titled The Unimagined Preposterousness of Zombies, argue that people who give this explanation do not really understand what they are saying.

Some philosophers have argued that it is intrinsically unsolvable, because qualities (" qualia ") are ineffable ; that is, they are " raw feels ", incapable of being analyzed into component processes.

Some contemporary philosophers and scientists ( e. g. David Deutsch in The Fabric of Reality ) employ virtual reality in various thought experiments.

Some philosophers think there is an important distinction between " knowing that ," " knowing how ," and " acquaintance-knowledge ," with epistemology primarily interested in the first.

Some philosophers rely on descriptive ethics and choices made and unchallenged by a society or culture to derive categories, which typically vary by context.

Some philosophers, such as Dennett, reject both epiphenomenalism and the existence of qualia with the same charge that Gilbert Ryle leveled against a Cartesian " ghost in the machine ", that they too are category mistakes.

Some notable philosophers, such as Alasdair MacIntyre, have theorized freedom in terms of our social interdependence with other people.

Some ancient authorities in the doxographic tradition credited the Greek philosophers Pythagoras, in the 6th century BC, and Parmenides, in the 5th, with recognizing that the Earth is spherical.

Some philosophers believe that an object can't persist through a change of parts.

Some philosophers embrace the existence of both kinds of reason, while others deny the existence of one or the other.

Some philosophers argue that Sartre's thought is contradictory.

Some philosophers used to contend that positivism was the theory that there is " no necessary connection " between law and morality ; but influential contemporary positivists, including Joseph Raz, John Gardner, and Leslie Green, reject that view.

Some time afterwards, he chanced upon an old man, possibly a Palestinian or Syrian Christian, in the vicinity of the seashore, who engaged him in a dialogue about God, and spoke of the testimony of the prophets as more reliable than the reasoning of philosophers.

Some analytical philosophers argue that all meaningful empirical questions are to be answered by science, not philosophy.

Some philosophers ( e. g. existentialists, pragmatists ) think philosophy is ultimately a practical discipline that should help us lead meaningful lives by showing us who we are, how we relate to the world around us and what we should do.

Some philosophers of science, such as the neo-positivists, say that natural science rejects the study of metaphysics, while other philosophers of science strongly disagree.

Some philosophers, known as Incompatibilists, view determinism and free will as mutually exclusive.

Some of the philosophers are portrayed according to their works.

Some of the earliest recorded speculations linked mind ( sometimes described as identical with soul or spirit ) to theories concerning both life after death, and cosmological and natural order, for example in the doctrines of Zoroaster, the Buddha, Plato, Aristotle, and other ancient Greek, Indian and, later, Islamic and medieval European philosophers.

Some philosophers divide consciousness into phenomenal consciousness, which is subjective experience itself, and access consciousness, which refers to the global availability of information to processing systems in the brain.

Some, like the British and the French, maintain an elaborate system of personal contacts and have experts constantly studying special areas of the American scene.

Some scientists argue that megafauna cryptids are unlikely to exist undetected in great enough numbers to maintain a breeding population, and are unlikely to be able to survive in their reported habitats due to issues of climate and food supply.

The canonization of Saint Udalric, Bishop of Augsburg, by Pope John XV in 999 is the first undoubted example of a papal canonization of a saint from outside Rome ( Some historians maintain that the first such canonization was that of Saint Swibert by Pope Leo III in 804 ).

( Some " unlisted " practitioners maintain active practices as well, but they do so without the accreditation that a Journal listing brings.

Some such units employ batteries that can provide power for several hours in case of external power interruption ( e. g., see the EMC Symmetrix ) and thus maintain the content of the volatile storage parts intact.

Some such units employ batteries that can provide power for several hours in case of external power interruption ( e. g., see the EMC Symmetrix ) and thus maintain the content of the volatile storage parts intact.

Some diaspora communities maintain strong political ties with their homeland.

Some observers have labeled evacuation from New Orleans and the Gulf Coast in the wake of Hurricane Katrina the New Orleans diaspora, since a significant number of evacuees have not been able to return, yet maintain aspirations to do so.

Some were quite complex, with aqueducts, dams, and sluices to maintain and channel the water, along with systems of gears, or toothed-wheels made of wood and metal to regulate the speed of rotation.

Some of the codes maintain the previous numerical system, particularly for states.

Some people use oral sex as a means of preserving virginity, especially in the case of adolescent girls who fellate their boyfriends to create and maintain intimacy while preserving their virginity, avoiding pregnancy, or both.

Some scholars who maintain the antiquity of the Gospel of Barnabas propose that the text purportedly discovered in 478 should be identified with the Gospel of Barnabas instead ; but this supposition is at variance with an account of Anthemios's gospel book by Severus of Antioch, who reported having examined the manuscript around the year 500, seeking to find whether it supported the piercing of the crucifed Jesus by a spear at Matthew 27: 49 ( it did not ).

Some modern scholars maintain the Secret Gospel is a clumsy forgery, while others accept this text as being authentic.

Some critics maintain he paid insufficient attention to the technical aspect of composition, lacking as he did schooling and refinement.

: Some would maintain that the premier animal of the Indo-European sacrifice and ritual was probably the horse.

Some Western scholars maintain that there is no conflict between Palamas's teaching and Roman Catholic thought.

Some scholars maintain that he was influenced by the Essenes, who were semi-ascetic, expected an apocalypse, and practiced rituals corresponding strongly with baptism, although there is no direct evidence to substantiate this.

Some authorities of American English maintain a distinction between the terms " Hispanic " and " Latino ":

Some consider emoticons and ASCII art, like smiley faces, to be leet, while others maintain that leet consists of only symbolic word encryption.

Some authors, especially Israel Finkelstein, maintain that the Book of Kings minimized Omri's accomplishments.

Some research has indicated an exclusive diet of breast milk for PKU babies may alter the effects of the deficiency, though during breastfeeding the mother must maintain a strict diet to keep her Phe levels low.

Some designs ( Burne-Jones, and Garrard " Zero " series ) use dual arms in a parallelogram arrangement, pivoting the cartridge head to maintain a constant angle as it moves across the record.

Some Chinese submarines, including the Kilo and Yuan class submarines, are also thought to have air-independent propulsion, which would allow them to remain submerged for longer periods of time than they could previously maintain.

Some versions maintain the same target score for each level ; such variations can be played indefinitely.