" Whatever he thought about her personally—she wasn’t sure—his fretting and worry were endearing. She realized that she herself was feeling the strain, living constantly with the ice-cold secret. Goaded by anger at first, she had fallen into her new role, a different role. She had pushed herself for the Americans because she trusted them, they cared for her, they were professionals.
But especially for Nate. Part of what Dominika was doing was for him, she realized. If he had asked her, she would have told him she had no thought of quitting. She was determined and focused.
But right now she needed something more than the rush of deception, of the knowledge that her will was stronger than all others’, that she was besting the Gray Cardinals. She needed to be needed. By him. She could feel her secret self open the hurricane-room door and step outside. Dominika put her hands on the arms of Nate’s chair, bent over, and kissed him on the lips. "

― , Red Sparrow (Red Sparrow Trilogy, #1)