in private; secretly
en privé; secrètement (en privé; secrètement)
"The deal was made behind closed doors."
"L'accord a été conclu en coulisses." (L'accord a été conclu en coulisses.)
making a profit; financially stable
to start talking after a period of silence
Try as hard as you can.
to have both positive and negative effects
crazy or extremely worried
sign of hope after a difficult period