translation.en: When the malfunction is in a circuit that regulates your mood, you get things like depression, and when it is in a circuit that controls your memory and cognitive function, then you get things like Alzheimer's disease.
translation.zh: 当负责情绪的回路出现问题时， 会产生像抑郁症一样的疾病， 当负责记忆和认知功能的回路出现故障时， 会产生像阿兹海默症一样的疾病。