Dmitri Ivanovich Mendeleev (8 February 1834 – 2 February 1907 O.S. 27 January 1834 – 20 January 1907) was a Russian chemist and inventor.
Work, look for peace and calm in work: you will find it nowhere else. Use this quote
It is the function of science to discover the existence of a general reign of order in nature and to find the causes governing this order. And this refers in equal measure to the relations of man - social and political - and to the entire universe as a whole. Use this quote
