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 philosophers maintain that moral relativism entails non-cognitivism.

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 people even focus on amateur telescope making as their primary interest within the hobby of amateur astronomy.

Some expressed incomprehension or even hostility, varying from a rejection by the archaeological mainstream of what they saw as an archaeoastronomical fringe to an incomprehension between the cultural focus of archaeologists and the quantitative focus of early archaeoastronomers.

Some collectors focus on coins of a certain nation or historic period.

" Some modern readers find this narrow definition disappointing, but his focus was on the conduct of military operations in war, not on the full range of the conduct of politics in war.

Some Christian groups focus on simply refraining from gay sex, such as Courage International and North Star.

Some definitions focus on the question of the probability of encountering a given condition of a system once characteristics of the system are specified.

Some party and pub games focus on the doing of a particular act of skill, rather than on either the amount a participant drinks or the speed with which they do so.

Some historians consider that a new era of the gay rights movement began in the 1980s with the emergence of AIDS, which decimated the leadership and shifted the focus for many.

Some collectors choose to focus on a specific subtopic within their area of general interest.

Some authors scrupulously avoid such technology as faster-than-light travel, while others accept such notions ( sometimes referred to as " enabling devices ", since they allow the story to take place ) but focus on realistically depicting the worlds that such a technology might make possible.

Some parties openly profess their focus on a particular group ; for example, the Dravida Munnetra Kazhagam's and the All India Anna Dravida Munnetra Kazhagam's focus on the Dravidian population, and the Shiv Sena's pro-Marathi agenda.

Some social democrats known as " economists " argued that the party should focus on helping industrial workers improve their lot in life.

Some online loyalty programs focus on " other-directed " consumers including Upromise, Schoolpop, The BSP Rewards Network and iGive. com.

Some groups focus solely on one cultural tradition, while others draw from several.

Some economic experts have argued that the development gap between China and other emerging economies such as Brazil, Argentina and India can be attributed to a large extent to China's early focus on ambitious infrastructure projects, notably mass transport and transit related projects.

Some religions focus on the subjective experience of the religious individual, while others consider the activities of the religious community to be most important.

Some focus on porting games from one system to another.

Some focus on translating games from one language to another.

Some approaches for resolving the paradox focus on the inductive step.

Some receptions, especially if the family's culture or religious faith prohibits alcohol or dancing, focus on dessert.

Some people feel that the deletion of homosexuality as a mental disorder from the DSM-III and the ensuing creation of the GID diagnosis was merely sleight of hand by psychiatrists, who changed the focus of the diagnosis from the deviant desire ( of the same sex ) to the subversive identity ( or the belief / desire for membership of the opposite sex / gender ).

Some people have argued that communitarianism's focus on social cohesion raises similarities with nationalistic communism, or various forms of authoritarianism, although supporters contend that there are substantial differences between communitarianism and authoritarianism, and that communitarianism has very little in common with Communism, which they see as not really valuing individual liberty at all.

Some, such as geographer Michael Watts, focus on political impacts on access to environmental resources.