1. I love you.
2. Because love is a strong and deep affection, expressing love towards someone is a way to convey feelings of care, admiration, and attachment.
3. Love is a universal language that transcends cultural and linguistic barriers, and it can be expressed in various ways such as saying "I love you" in English or using different languages and gestures to convey the same message. Love is a powerful emotion that connects people and brings joy and happiness to their lives.