It's hard to relate to someone who has such wild/extreme 'mood swings'. [=someone whose mood changes very quickly]
She turned down the lights and lit a candle to create a more romantic 'mood'. [='atmosphere']
I'm sorry. I'm just not 'in the mood to talk'. [=I do not want to talk to anyone right now]
(..) of Anna and her mother... so here I am. And that's your answer, "Omnis cellula e cellula." "Life comes from life." I'm really not in the mood. You don't want an explanation? No, I don't. Thank you, though. Have a great life. You remind me of her. (..)2014 The Fault in Our Stars