Rewatching BoC and dumping a thought (ending 36)
The scene where Taku and Gaku find the plants feels like a weird callback to route 0, in a way. Gaku tries to be pragmatic, that they should collect all the herbs because the planet will die anyways. Takumi can't really get his thoughts in order as to why he wants to leave some untouched; in the end, he says it could call divine punishment on them, but you can tell he just feels sentimental. And Gaku ends up relenting, and his final line of the scene shows he feels the same way. Like in Gaku's persuasion event where Takumi has to convince Gaku not to force himself to think about his siblings just on what they can or can't offer