精神を

the mind; the spirit

→ 精神
phrase Rare #36,873
the mind; the spirit 精神 means “mind,” “spirit,” or “mentality,” depending on context. を marks it as the object of a verb, such as in 精神を養う (to nourish the mind) or 精神を高める (to lift someone’s spirits).
JA: 音楽で精神を落ち着かせる。
EN: I calm my mind with music.

読書は精神を育てる

Reading nurtures the mind.