Love is a complex feeling that is difficult to define. It involves a strong emotional bond between two people where each person cares deeply for the other. The document discusses love from different perspectives such as physical attraction, emotional connection, acceptance of another person unconditionally, and commitment to caring for someone even if they don't recognize you due to a condition like Alzheimer's. True love is described as eternal and about building a right relationship through mutual care and support over time rather than initial feelings alone.