There is a famous expression (which generally means that it expresses some truth): "Sometimes a cigar is just a cigar." Which means that an object or situation isn't always loaded with deep, hidden meanings. It is certainly true that one must be on guard to not over-think/analyze how someone says -- or doesn't say -- "good morning". In fact, many arguments could be avoided by simply responding, "good morning" and then getting on with your life. That's mundane day to day life. In Torah, which gives us so few words about such great people and powerful events, we need to weigh and analyze each and every scenario. Particularly because the Torah narratives are about such big events, when small -- seemingly trivial -- details are mentioned, one must sit up and take notice. Why in the world does the Torah feel this detail is something that is critical for me to know for the perfection of my soul? For example, consider this great parasha question that ...
This is a paraphrase of the pasuk in t'hillim 84:7 -- "mei'chayil el chayil" -- which means "from strength to strength". In this case, it is my thoughts and ideas to those who are strong enough to be interested :)