The song "Bigger Than Me" by Louis Tomlinson can be interpreted to be about personal growth and the realization that there is more to life than just oneself. The opening lines suggest that the speaker has been told they would change and was initially afraid of that change. However, as they navigate through life, they come to the realization that there is a world outside of themselves and their own fears.

The chorus highlights this realization, with lyrics that state "it's bigger than me," suggesting that there is something greater at play in the world that goes beyond individual concerns or problems. The speaker admits to making mistakes, taking a different path than they may have intended, and facing judgment from others. However, the refrain suggests that they have stopped listening to the voices and choices of others and are instead focusing on their own path.

The bridge of the song asks a rhetorical question, "Do you ever ask why? It's not black and white," implying that life is complex and multi-faceted and that there are more significant things to consider beyond surface-level judgments or expectations. The speaker acknowledges that they now feel alive and have come to recognize the importance of the world beyond themselves.

Overall, the song conveys a message of personal growth and realizing that there is more to life than just one's own desires and fears. The lyrics encourage the listener to embrace change and to open themselves up to the complexities of the world outside.