? ???????? ?? ??? ??????? ?? ???? ??? ??? ?? ??? ?? ??? ?? ????? ?? ??? ?? ??? ?? ??? ?? ?? ?? ???? ??? ???? ????.??? ??????? ?? ?? ?? ???? ?? ??? ? ?? ??, ??, ??? ?? ??? ??(?? ?? ??? ????)? ?? ??? ?? ????.But as soon as I'd acquired some common notions respecting physics, and beginning to make trial of them in numerous specific issues, had noticed