To be extremely anxious or tense.
非常に不安や緊張している。 (Hijō ni fuan ya kinchō shite iru.)
"Before the presentation, she was a bundle of nerves."
"プレゼンテーションの前に、彼女は 神経質な束 でした。" (Purezenteishon no mae ni, kanojo wa **shinkei-shitsu na taba** deshita.)
exactly what is needed or wanted
to shift to a new way of thinking or doing things
to decide to do something risky or difficult
to believe or trust in someone or something
to see things positively rather than negatively
to go out and celebrate wildly