to decide to achieve something; to aim for a specific goal
поставить перед собой цель; стремиться к достижению чего-либо (postavit pered soboy tsel; stremitsa k dostizheniyu chevo-libo)
"She has set her sights on becoming a doctor."
"Она поставила перед собой цель стать врачом." (ona postavila pered soboy tsel stat vrachom)
a sudden realization or idea
start working efficiently or properly
to fail to happen
a state of political hostility and tension between countries...
before the expected or planned time
feeling very sure of yourself