The lyrics you provided are from the song "Baby I'm-A Want You," which was actually written by David Gates and popularized by the band Bread in 1971. Isaac Hayes, known for his soulful interpretations of popular songs, may have also covered this song, but it is not his original composition. However, I can still help explain the meaning and story behind the song. "Baby I'm-A Want You" is a love song that expresses a strong desire and need for someone. The lyrics convey the singer's deep emotional connection to their partner. They emphasize that this person is the only one the singer truly cares about, even if it means experiencing pain because of their love for them. The singer acknowledges that their love may seem irrational or crazy to others, but they cannot imagine living without their partner. The lyrics also highlight the positive impact the partner has had on the singer's life. Their love and affection provide guidance and a sense of direction in the singer's darkest hours. The singer expresses gratitude for having someone who makes them laugh, cry, and teaches them about the true meaning of love. Overall, "Baby I'm-A Want You" is a heartfelt expression of love and a recognition of the significant impact a particular person has had on the singer's life.