to come down to earth (to become realistic; to become alert to what is going on around one) — опуститься на землю; быть реалистом. Пример: Even poets must come down to earth and to the bottom of their hills, and the long poem ends. to come in handy/useful (for sth) (be convenient) —  пригодиться, найти применение. … Читать далее Фразеологизмы с глаголом to come