"Sweetheart" is a love song by Larry Graham, expressing a deep desire for his sweetheart to stay with him and not leave. The song portrays the fear and desperation Graham feels at the thought of his beloved leaving him, causing him to go crazy. He emphasizes that his whole life has been spent with this person and he doesn't know what he would do without them. Graham pleads with his sweetheart to assure him of their commitment and promises to be there from now on. He expresses his need for their love to remain intact and not be taken away. The song suggests that if every man had a love like his, the world would be filled with happiness and love. The repeated refrain of "Please don't go" emphasizes Graham's desperate plea for his sweetheart to stay by his side. He declares his love for them and reinforces his reliance on their presence in his life. Overall, "Sweetheart" is a heartfelt plea to hold onto love and not let it slip away. The song conveys the incredible impact and importance that love and companionship have in Graham's life, and his fear of losing that connection.