A student who crams for a test, regurgitates facts, and gets a grade is acquiring linear knowledge. A person who decides to exercise for an hour today but tomorrow has to decide again whether to exercise has made a linear decision. An entrepreneur who makes money only when she is actively working to make it happen has a linear business model. A volunteer who serves once and makes an impact once has made a linear contribution. A person who exerts great effort to “make herself” do something today takes linear action. A father who has to remind his children to do the same chore every day is
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