what does it mean by "would later say" in this sentence?

As Nietzsche would later say: “It is only ideas gained from walking that have any worth.”

May 8, 2018 6:11 AM
Comments · 1
The time reference of your text is before Nietzsche wrote this aphorism. He wrote it later than the time of the context of this text. 
May 8, 2018
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