He described a process that helps molecules to identify one another - for example this means that drugs can recognize which cell to kill and which to let live, Jean-Marie Lehn, laureate of the 1987 Nobel Prize in Chemistry. The founder of supramolecular chemistry who says that chemistry is trying to build bridge between physics and biology. Why does he consider the periodic table of elements to be the most fantastic product? Why should we or shouldnt we examine complex systems piece by piece rather than as a whole? And how does he combine chemistry and philosophy? www.ceskatelevize.cz/porady/1044129…an-marie-lehn/