association~cognition

inside~outside

compression~tension

gravitation~radiation

element~system

energy~dynamics

invent~discovery

genotype~phenotype

gravity~mass

chemical~electrical

fractional~whole

departure~arrival

sun~moon

inorganic~organic

recycle~synthesize

female~male

complementarity~contradiction

aesthetics~meaning

physical~spiritual

particle~wave

power~stamina

mass~gravity

position~momentum

experiment~theory

mechanism~vitalism

chakra~flow

sensation~perception

science~art

chemical~electrical

organic~inorganic

shell~pearl

perception~action

unity~divisiveness

brain~neuron

pulse~flow

man~god