We carry faithfully what one gives us to bear, on hard shoulders and over rough mountains. And should we sweat, we are told “Yes, life is a grave burden.” But man is only a grave burden to himself! That is because he carries on his shoulders too much that is alien to him. … Especially the strong, reverent spirit that would bear much: he loads too many alien grave words and values on himself.

What It Means

This is a placeholder explanation generated by the low-overhead model. It interprets "We carry faithfully what one gives us to bear, on hard shoulders and over rough mountains. And should we sweat, we are told “Yes, life is a grave burden.” But man is only a grave burden to himself! That is because he carries on his shoulders too much that is alien to him. … Especially the strong, reverent spirit that would bear much: he loads too many alien grave words and values on himself." in the context of "Friedrich Nietzsche, Thus Spoke Zarathustra, p. 305, “On the Spirit of Gravity”" to mean that wisdom is timeless.