The song "A to Z" by Joe Cocker is a love song about the deep feelings and attachment the singer has for someone. The lyrics express the desire to communicate and express love before it's too late. The song begins with the singer acknowledging that just a few words would be enough to convey their feelings. They feel compelled to express themselves because this person holds a special place in their heart. The singer asks the recipient how they can understand and affect them so deeply. They wonder how they can let this person be so important in their life without letting them know. The phrase "I love you A to Z" is repeated several times throughout the song, emphasizing the depth and extent of their love. The lyrics also mention the fear of losing the person. The singer sees no reason to wander away from them and states that doing so would only leave both of them feeling empty. They believe in the person and try hard in their relationship. The lyrics highlight the difficulty of letting go and the need to make the recipient understand their love. The singer feels that saying it once is not enough; they want to convey their love clearly and thoroughly. They describe their love as going from A to Z, encompassing the entirety of their emotions and devotion. The song also touches on the inability to forget about this person, even if they try. The singer claims that they cannot erase somebody else for a safer need they may find elsewhere. Their love for the person is strong and all-consuming. In the end, the singer pleads with the recipient to acknowledge their love and reciprocate it. They ask them to say that they love them too, creating a mutual and equal love between them. The song concludes in a spirited, enthusiastic manner, with the repetition of "I love you from A to Z" and expressing the desire for the person to love them back.