to think or talk too much about something unpleasant that happened in the past
слишком много думать или говорить о чём-то неприятном, что произошло в прошлом (slishkom mnogo dumat' ili govorit' o chom-to nepriyatnom, chto proiskhodilo v proshlom)
"She tends to dwell upon her past mistakes instead of moving on."
"Она склонна зацикливаться на своих прошлых ошибках, вместо того чтобы двигаться вперёд" (Ona sklonna **zakruchivatsya na** svoikh proshlykh oshibkakh, vmesto togo chtoby dvigatsya vpered)
to use force or strict measures to control protests
to manage to live or survive with what you have
to grow a business into new territories or sectors
to start earning a large amount of money
it amazed or shocked me completely
to overcome emotional hurt and continue to grow