to act in a manipulative or strategic way to gain advantage
有利を得るために操作的または戦略的な方法で行動する (yūri o eru tame ni sōsa-teki mata wa senryaku-teki na hōhō de kōdō suru)
"He was accused of trying to play politics instead of focusing on the nation’s welfare."
"彼は国の福祉に集中する代わりに、プレイ・ポリティクスをしようとしていると非難された。" (Kare wa kuni no fukushi ni shūchū suru kawari ni, **purei poritikusu** o shiyou to shite iru to hinan sareta.)
to start life poor but become rich through hard work
to act according to the advice you give to others
casual or polite conversation about unimportant topics
to create opportunities for yourself through effort
to discuss something until a decision is reached
to waste more money on something that has already failed