Shui Xian's lips curled up when he also listened to Hyson's voice spreading in the car because Raelle had put the phone on speaker. He couldn't help shaking his head as he thought that he was right. These two really had all sorts of topics to discuss but one would never get bored sitting with them.
Just listening to these two could put someone in a good mood. And that someone included him who was certainly enjoying himself right now.
"Approximately, 50% of dopamine is produced in the guts. And although serotonin is said to be a brain neurotransmitter, it is estimated that 90% of it is actually made in the digestive tract meaning in your guts! Do you get what I'm saying here? It means that the butterflies that we feel in our stomach are actually because of this link between our brain and guts."
