In the era of cold weapons, the two sides of the enemy are face to face, compared to strength and courage, the so-called "narrow road meets the brave to win." In the era of hot weapons, the opposing sides are still within the range of naked eye,

In the era of cold weapons, the two sides of the enemy are face to face, compared to strength and courage, the so-called "narrow road meets the brave to win."

In the era of hot weapons, when the opposing sides were still within the visible range of the naked eye, the advanced nature of weapons, the skill of personal use of weapons, and rapid reaction were more important than strength and courage.

In modern warfare, the accuracy of information and weapons has the absolute upper hand. Moving your fingers in front of the computer like a game, you will kill the enemy thousands of miles away, and really respond to the sentence "Between talking and laughing, the tree will be ashes and smoke." "Strength and courage are meaningless. The distance between the enemy and us is no longer a problem, and anywhere it may be a battlefield or a front line. The most typical is the decapitation operation. Therefore, the blood boiling and the pride and ambition are likely to become a pile of meat in the blink of an eye.