You are a function of what the whole universe is doing, the same way that a wave is the function of what the whole ocean is doing.
– Alan Watts
One way to explore this is to take a very simple action, like brushing the teeth. Then trace the causes back in time and out in the world. By doing this, we find that there are infinite causes, stretching back to the beginning of time and the widest extent of existence. This tends to make the me or I very insignificant, or even erase it completely.