That is a cute aphorism, but there is no empirical evidence one way or the other. If you are thinking that it is obviously too much information for a brain to k

That is a cute aphorism, but there is no empirical evidence one way or the other. If you are thinking that it is obviously too much information for a brain to know itself, note that most of what we understand about complex systems, such as the weather, is understood using only a miniscule fraction of the total information present. That is the power of abstraction.