Higher and higher strengths are nowadays required for structural materials, forreducing the weight of transportation machines like automobiles in order to improvefuelefficiency,realizinghugeconstructionslikeultra-talltowers,andsecuringhumanbeings and society from incidents and disasters like collisions, earthquakes, and soon. However, the ductility and/or toughness of materials generally decrea…
Let me make a brief comment about pastimes here. Some may frown on pastimes as being play without purpose. However, this is absolutely not the case. I hardly need to cite Homo Ludens (The Person Who Plays), that 1938 book about the importance of play in culture by the famous European historian Johan Huizinga (1872–1945), to make the case that a culture that loses the element of p…