начать жить по-новому, одуматься(to begin to live one's life in a responsible and mature way: I really need to get my shit together and start looking for a jobКГА)
начать действовать эффективно(to begin to proceed in an effective way : to become prepared, organized, etc.: The team's defense just couldn't seem to get its shit togetherКГА)
организоваться(to begin to proceed in an effective way : to become prepared, organized, etc.: The team's defense just couldn't seem to get its shit togetherКГА)
