to succeed or fail by your own efforts
自分の努力で成功するか失敗するか (jibun no doryoku de seikou suru ka shippai suru ka)
"When you start your own business, it’s sink or swim."
"自分のビジネスを始めるとき、それは成功するか失敗するかです。" (jibun no bijinesu o hajimeru toki sore wa seikou suru ka shippai suru ka desu)
to become angry or upset
to do someone’s job temporarily
to send a private message to someone on social media, often...
feeling hopeless and defeated
to think creatively beyond automated or programmed solutions
to understand something fully
