An asphalt and gravel company might begin by saying, We make gravel and asphalt products. After a few whys, it could conclude that making asphalt and gravel is important because the quality of the infrastructure plays a vital role in people’s safety and experience; because driving on a pitted road is annoying and dangerous; because 747s cannot land safely on runways built with poor workmanship or inferior concrete; because buildings with substandard materials weaken with time and crumble in earthquakes. From such introspection may emerge this purpose: To make people’s lives better by improving
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