Exertion in example sentence
This picture, she had allowed herself to believe, might have been accidentally obtained; it might not have been Edward's gift; but a correspondence between them by letter, could subsist only under a positive engagement, could be authorised by nothing else; for a few moments, she was almost overcome--her heart sunk within her, and she could hardly stand; but exertion was indispensably necessary; and she struggled so resolutely against the oppression of her feelings, that her success was speedy, and for the time complete.