You're welcome to talk us down, but not while using our inventions like the periodic system of elements (Medeleev), modern mechanics(Timoshenko),
modern austronautics(Tsiolkovsky), modern seismology(Mohorovichich), heliocentric theory(Copernicus), modern geometry(Lobachevski), the helicopter(Sikorsky),radioactive theory(Maria Sklodowska-Curie),early photography(Levitsky),wireless telegraphy(Murgas),Big Bang theory(Gamow),objective psychology(Bekhterev), walkie-talkies(Magnuski),colour television(Zworkin),electric tram(Pirotsky),alternating current, radar, hydroelectric plant, cryogenic engineering, transistor, modern electric motor, remote control, neon lighting , wireless communication (Tesla), radio(Popov), long-range telephone(Pupin), crystalline science(Stranski), modern geochemistry(Vernadsky), rocket science(Korolev), pre-lumiere camera(Prosynski), incandescent bulb(Lodygin), transformers(Yablochov), lasers(Brasov and Prokhorov), LEDs(Losev and Holonyak), synthetic rubber(Lebedev), solar cells(Stolev), digital electronic
computing(Atanasoff/Atanasov), field recorders(Fidelski), contact lenses(Witcherle) modern education(Komensky), caterpillar tracks(Blinov), electrically-powered railway wagons(Pirotsky), Videotape recorder(Poniatov), petrol cracking(Shukhov), grain harvester(Vlasenko), modern anthropology(Malinowski), bullet proof vest(Zeglen), parachute(Kotelnikov),mine detector(Kosacki), space travel( Tsiolkovsky), vitamins(Funk), lunar roving vehicle(Mieczysław Gregory Bekker), sound in films(Tykociner), radar(Popov), train air brakes(Bozic), conventionally usable plastic(Stepanovic), ballpoint pen(Penkala), supersonic photography(Salcher), dactyloscopy(Vucetic), the antibiotic azithromycin, the power block(Puratic), modern petroleum industry,computer networking(Paul Baran) and the kerosene lamp(Łukasiewicz). This is but a portion of the 756 accounted inventions that were invented by Slavs.