Although the path in life might seem like it is a one person journey, but you are never alone. In the physical sense your body is a marvelous machine, or even a huge community of tiny molecular beings working to keep your body healthy. There are literal molecular entities that walk through your body carrying some payload to other locations as signals or nutrients.
And even in the energetic sense you are never alone: thoughts occur based on things or people you dealt with in the past, and those can be considered your ancestral voices. But it is always up to you to make sense of them, and decide how to act upon them. You can make your future better or worse with every decision you make...