Life, uh, finds a way Life… Finds a way Life [checks notes] finds a way
Life, finds a way Life [deep breath] finds a way Life [lean away from the microphone to breathe in] finds a way Life [scratches head] finds a way?
Life [gestures vaguely to day care center] finds a way

They are performative modifiers to add visual context to text. Imagine you’re reading a script for a play. The author adds notes like some of the examples above, in a similar format, in order to better convey what they want the actors to do, by text alone, to better convey the author’s intent to the audience.