I presume the emphasis is on Christ as "logos". Since John was apparently writing in Greek, he would have been familiar with aspects of Greek philosophy and beliefs.
Therefore he would have used a term which was familiar to his readers.
Logos, in Greek philosophy and early Christian theology, the divine reason implicit in the cosmos, ordering it and giving it form and meaning. The concept became significant in Christian writings and doctrines as a vehicle for conceiving the role of Jesus Christ as the active principle of God in...
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Earlier philosophical and mystic traditions also had the concept (Indian, Egyptian and Persian) but it was the Greek philosphers who gave it the most thought.
John identified Christ as the Logos, which the Stoics " .... philosophers who followed the teachings of the thinker Zeno of Citium (4th–3rd century BCE), defined the logos as an active rational and spiritual principle that permeated all reality."