1. According to dixit and Nalebuff the use of decision trees violates the natural logic of their rule :rule#1, of strategy i.e look ahead and reason back

2. An organization's potential competitive advantage can be found in its differences from other organizations . Differences are the basis for competitive advantage. Strategy is about purposefully choosing different set of activities to deliver a unique mix of value

3. Viktor Frankl was a Jewish psychiatrist who was imprisoned in a Nazi concentration, camp during the WWII . he learned that even in those circumstances he could act rather than merely be acted upon. He discovered that he could decide within himself how this experience was going to affect him and that between stimulus and response a human being has the freedom to choose his or her response.

4. the sales concept refers to a philosophy that an organization should try to satisfy customers' needs through a coordinated set of activities that also allow the organization to achieve its goals.