"However, the fact that the tanks had now been raised to such a pitch of technical perfection that they could cross our undamaged trenches and obstacles did not fail to have a marked effect on our troops"

In this quote, Paul von Hindenburg is talking about the impact of the improvement of tank technology on their soldiers. He acknowledges that the tanks have actually reached a level of technical perfection that enables them to easily cross over their formerly thought to be impenetrable trenches and obstacles. This awareness has had a considerable influence on their soldiers, as it has likely triggered a sense of worry and vulnerability. The as soon as safe trenches and obstacles are now easily overcome by the enemy's tanks, making it more difficult for their soldiers to protect themselves. This quote highlights the ever-changing nature of warfare and the continuous requirement for adjustment and development.