The lyrics of "How Do You Know" express the singer's doubts, questions, and frustrations with others who claim to have all the answers about their life and decisions. The singer questions how others can be so sure about what they should be doing when even they themselves are unsure.

Meaning of "How Do You Know" by Third Day

The lyrics of "How Do You Know" delve into the theme of autonomy and self-discovery. The singer is grappling with their own uncertainties and struggles, only to be faced with others who try to dictate their path or believe they have all the answers. The song questions the validity of external judgments and pressures, emphasizing the importance of trusting one's own journey and decisions. The repeated refrain "How do you know, when I don't know myself?" highlights the internal conflict between external expectations and personal truth. Ultimately, the song serves as a reminder to stay true to oneself and not be swayed by outside opinions or assumptions.