Marxism, R and D, animalism, atomism, behaviorism, commonsense realism, control, control experiment, controlled experiment, cut and try, dialectical materialism, down-to-earthness, earthiness, earthliness, empiricism, epiphenomenalism, experiment, experimental design, experimental method, experimental proof, experimentalism, experimentation, freedom from illusion, functional design, functional furniture, functionalism, hardheadedness, historical materialism, hit and miss, hylomorphism, hylotheism, hylozoism, lack of feelings, materialism, matter-of-factness, mechanism, natural realism, naturalism, new realism, noble experiment, physicalism, physicism, positive philosophy, positivism, practical-mindedness, practicality, practicalness, pragmaticism, rationality, realism, reasonableness, representative realism, research and development, rule of thumb, saneness, scientism, secularism, sensibleness, sober-mindedness, substantialism, temporality, tentative method, tentativeness, testing, trial, trial and error, trying, unidealism, unromanticalness, unsentimentality, utilitarianism, worldliness