both people involved in a situation are equally responsible
状況に関与している両方の人々が同等に責任を負っている (joukyou ni kan'yo shite iru ryōhō no hitobito ga dōtō ni sekinin o otte iru)
"You can't blame only him for the argument - it takes two to tango."
"彼を議論の責任だけで非難することはできません - タンゴには二人必要です。" (kare o giron no sekinin dake de hinan suru koto wa dekimasen - **tango ni wa futari hitsuyō desu**)
to hide or ignore problems instead of solving them
a strategy or plan of action
to make yourself feel brave enough to do something
to go from being poor to becoming rich and successful
to try something out before committing fully
to rest for a short while to relax