The phrase "I still haven't found what I'm looking for" is famously known as the title and refrain of a song by U2 from their 1987 album The Joshua Tree. The song expresses a deep spiritual yearning and a search for meaning or fulfillment that remains unfulfilled despite various efforts and experiences. The narrator describes attempts to find satisfaction through love, healing, religious faith, and even temptation, but ultimately feels empty and restless, suggesting a longing that transcends worldly pursuits

. The song’s lyrics reflect a journey involving highs and lows-climbing mountains, running through fields, and facing challenges-yet the core desire remains unmet. This theme resonates with biblical existentialism, echoing ideas from the Book of Ecclesiastes and the writings of thinkers like Augustine and C.S. Lewis, who spoke of a restless heart seeking a deeper spiritual home or truth

. In summary, "I still haven't found what I'm looking for" symbolizes an ongoing quest for spiritual or existential fulfillment that remains elusive, despite earnest searching and belief