unaffected by self-interest

sincere or natural O She’s totally unaffected, and genuinely interested in our work.

resist immunologically the introduction of some foreign tissue or organ, stand up or offer resistance to somebody or something, elude, especially in a baffling way, transitive To strive against; to endeavor to counteract, defeat, or frustrate; to act in opposition to; to oppose, To counteract, as a force, by inertia or reaction, To make opposition, intransitive To remain unaltered, undamaged, or unaffected by; withstand, To keep from giving in to, engaging in, or enjoying, To offer resistance, noun_ A substance that can cover and protect a surface, as from corrosion, A stopping-out; also, the material used for stopping out

Straightforward; frank or candid, Not pretentious; unaffected, Not dyed, twilled, or patterned, noun_ An extensive, level, usually treeless area of land, An extent of level, or nearly level, land; a region not noticeably diversified with mountains, hills, or valleys, Something free of ornamentation or extraneous matter, transitive verb_ rare To plane or level; to make plain or even on the surface, To make plain or manifest; to explain