$$Why do Strategies fail?$$

Instructions

Discussion on the topic should be deeper than the usual lack of clear objective, poorly formulated or executed strategies etc. It should include explanation to the terms like Icarus principle, Strategic drift, Bounded Rationality etc.

Your reference should include at least $2$ different online articles on this topic Do not forget to cite the references $($provide URL links to the two articles$)$ at the end of your discussion write up$.$