1) The narrator's younger brother Noah struggled with alcoholism and depression from a young age, using alcohol to numb his pain. Despite Noah's cries for help through his drinking, the narrator withdrew from the situation, focused on his own discomfort. 2) Noah sought treatment but ultimately relapsed, turning to pills instead of alcohol. The narrator remained distant throughout Noah's struggles with addiction. 3) Now over a decade later, Noah is sober and thriving, having overcome immense obstacles without the support of his older brother. The narrator realizes Noah is one of the bravest people he knows for achieving sobriety through immense suffering, and that the narrator himself has become a better person from learning about