Stanford Research Institute was studying the differences in vocational perceptions. They
devised a short but succinct test. The first to be tested was an engineer. The researchers asked him: “
What does two plus two make?” The engineer simply said, “In absolute terms: four.” After making their
notes and dismissing him, they called an architect. To the same question, he responded, “Well, there
are several possibilities: two and two make four, but so does three and one -- or two point five and one
point five -- they also make four. So, it is all a matter of choosing the right option.” The researchers
thanked him and made their notes. Finally,
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