I felt about the same as you. Actually, no. I recall feeling that I had saved the world from firey dragons, trials and tribulations, armageddon, and that what I had just accomplished would play, in some small part, in the quest to end world hunger.
You wanna know something funny? Even today, many years later, even if it's only a typo, or a refactoring, or a simple PR to cleanup some messy bits - I still feel that same exhilaration ;)
You go girl! It is the little things that make all the difference in the world, and the Universe does not exist independent of the thought of the participant :)
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