I cared nín sennui na iston i thêl erain i-ñólë istui, na i athrabethad nui scientific realism ar i siniath erain classical electrodynamics.
Vi ú-noHo i athrabethad na epistemic erui, sinnon i pragmatic taid na i tirith. Man na i herdir istui — ar na i gwaith — na ma govannon na i legh ar i arad?
Ñólë Meq — I legh na i maer ñólë theories deliel i teH vi man na
Û-Meq — Athrabethad na man i theories tiriel i teH, eithel "toD i fennas" erui
Pragmatic Choq — Tiriel vi i meq nan i maer edregol i cared vín
"Man tol na i ñólë vín na erui? Ar man chillon na ma vín ú-caron?"