Sosialaeth
Martin_Luther_King
Anarchiaeth
Moderniaeth
Mahatma_Gandhi
Andy_Warhol
Mao_Zedong
Sigmund_Freud
Bertrand_Russell
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Albert_Camus
Biwrocratiaeth
Leon_Trotsky
Rosa_Luxemburg
Gwleidyddiaeth_yr_adain_dde
Simone_de_Beauvoir
Noam_Chomsky
Jawaharlal_Nehru
Ymwybyddiaeth
Rabindranath_Tagore
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Ludwig_Wittgenstein
C._S._Lewis
Hegemoni
Ôl-foderniaeth
Niels_Bohr
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Vivekananda
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Positifiaeth_resymegol
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Martin_Buber
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Simone_Weil
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L'Étranger
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Robert_Nozick
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A._J._Ayer
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Richard_Ithamar_Aaron
G._E._M._Anscombe
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Leszek_Kołakowski
Principia_Mathematica
Max_Stirner
Antigone_(Anouilh)
Jean-François_Lyotard
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Ernst_Gombrich
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Martin_Heidegger
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Louis_Althusser
Damcaniaeth_yr_alarch_du
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Julia_Kristeva
Guy_Debord
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Igor_Kon
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Syndicaliaeth
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Otto_Bauer
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Eric_Voegelin
Edward_de_Bono
Mortimer_J._Adler
José_Manuel_Briceño_Guerrero
Comiwnyddiaeth_y_cyngor
Jennifer_Michael_Hecht
Max_Adler
Jean_Améry
Dorothy_Maud_Wrinch
May_Gorslin_Preston_Slosson
Penelope_Maddy
Rachel_McCleary
Examined_Life
Why_Beauty_Matters
Being_in_The_World
Susan_Mendus