From an article at the Modern War Institute at West Point, titled "You really think I'm irrelevant? LOL." A letter to Clausewitz haters from beyond the grave. It points out that despite the passage of time and technological developments since he wrote his classic treatise "On War", Carl von Clausewitz's military doctrines remain relevant today.
In my time, [attrition] was the surest method to defeat the will of your opponent. Today, all it takes is a fire team of Russian bots on Twitter and your national will crumbles like week-old lebkuchen.