This statement is metaphorical and suggests that many individuals undergo significant changes or experiences that impact their lives by the age of 30, even though they are still physically alive. The term “gone” likely signifies a departure from a previous state, perhaps in terms of mindset, lifestyle, or circumstances. The phrase “meanwhile they are not buried yet” reinforces the metaphor, emphasizing that these changes occur before reaching the end of their physical lives. Overall, it conveys the idea that transformative events or shifts can occur in a person’s life by the age of 30. it’s never too late to start, one idea can change your world.