When someone says, "I love you," it typically means they have strong feelings of love and affection towards the person they are addressing. However, it doesn't necessarily imply that they don't have love for anyone else. Love is a complex emotion, and individuals can experience it in different ways for various people in their lives, such as family, friends, and romantic partners.
In the context of a romantic relationship, saying "I love you" is a way of expressing deep affection and emotional attachment to the person. It signifies a special bond and a commitment to the relationship. It doesn't mean that the person can't have love or care for others, as love can be multifaceted and extend to various people in one's life.
It's essential to recognize that relationships are unique, and each partner's experience and expression of love can differ. Some people might be more monogamous in their emotional attachments, while others can have strong connections with multiple people in a non-romantic or romantic context.
If you are in a committed romantic relationship and have concerns about the depth of your partner's feelings or the exclusivity of their love, open and honest communication is crucial. Talk to your girlfriend about your feelings and discuss what "I love you" means to both of you in the context of your relationship. This can help foster understanding and ensure that both partners are on the same page about their emotions and expectations.