to maintain a happy home while others are away
他の人が不在の間に幸せな家を維持する (hoka no hito ga fuzai no aida ni shiawase na ie o iji suru)
"While her husband was abroad, she kept the home fires burning."
"彼女の夫が海外にいたとき、彼女は家の火を灯し続けた。" (kanojo no otto ga kaigai ni ita toki, kanojo wa **ie no hi o tomoshitsuzuketa**.)
to reduce differences or improve relations
to say something unintentionally that was meant to be secret
A true friend will be there for you during difficult times
something that makes you think seriously
to stay calm by seeing things realistically
to go from a bad situation to a worse one