Valentine's Day card quotes should express your truest emotions for your spouse. As the below Valentine's Day card suggests, you can add multiple quotes on your card, like "You are my sunshine" or "Happy Valentine's Day — my love, my life, my heart, my forever Valentine." It should be noted here that Valentine's Day is meant to celebrate anything and anyone you love and cherish. So, while writing the quote on the Valentine's Day card, take a second to think about who matters to you in life and whom do you appreciate the most. You can create Valentine's Day cards for your family members, friends, teachers, pets, and even yourself.