Further, instead of simply accepting long-held hypotheses, he championed the use of controlled experiments to establish the facts.
Ku engetela kwalaho, ematshan'weni yo pfumela ntsena eka mavonelo lawa ku nga khale ku pfumeriwa eka wona, a a tshemba leswaku i swa nkoka swinene ku endla minkambisiso leyi pimanisaka swilo swimbirhi leswi fanaka ku vona loko ku ri ni ku cinca exikarhi ka swona leswaku a ta vula mhaka leyi khomekaka.