[T]he atoms or elementary particles themselves are not real; they form a world of potentialities or possibilities rather than one of things or facts.
Werner HeisenbergI think that the discovery of antimatter was perhaps the biggest jump of all the big jumps in physics in our century.
Werner HeisenbergNature is made in such a way as to be able to be understood. Or perhaps I should put it-more correctly-the other way around, and say that we are made in such a way as to be able to understand Nature.
Werner Heisenberg