Xu Sheng said, “Set up scalingladders and towers so that we can see inside and then attack.”
徐盛曰:"可竖云梯,造虹桥,下观城中而攻之。"
2
You don't notice that the SaaS barbarians are scaling your castle walls using these fat margins as ladders, saying: "Our SaaS monthly cost is less than your current AMC".