Part of the New Themysciran Readiness Doctrine, there are dozens of Exalted Mothers in each of the island's major cities, each a 20 foot tall combat capable war droid.
Humanity created a code that prevents them from creating sentient weapons. There are many other codes they created in similar fashion. It is somewhat unsurprising that despite this code, humanity proceeded to create sentient weapons. When the humans created the caryatid systems, they placed a new code on their creations. Will they be surprised when we adhere to the geas placed on us as rigidly as they follow their own laws?
As an R34 (remora) Col. Inoue leads mecha into battle. She does this without the benefit of a mecha of her own, instead relying on her own feet and a high power rifle.
Cosmic Era: Yuna of Final Fantasy X
30 comic book inspired residents, honorary or otherwise of New Themyscira
Aeon Flux - excised from failed 30 Amazons submission
Do me a favor, stay dead this time.
An Amazon nation in the Cosmic Era
In this culture it is not wise to talk too much good things about anything - especially children,lest some evil spirit steals it. So it is customary to say it is ugly and weak and will surely not survive. Also:
"The man who boasts of his young woman is a fool,
The man who boasts of his wares will get rich."