When a cold blizzard sweeps the pasture, the temperature will quickly drop below zero. The herd will usually face away from the storm and slowly move to the downwind. When finally blocked by the fence, they will have to squeeze together, eventually leading to a large number of cattle. Death. But there is a kind of Hereford cattle, but they will face the storm together side by side, bow their heads, and face the raging snowstorm. As a result, the mortality rate is the lowest, and the loss is the smallest. Which of the following statements is the closest to the truth? ['Unity is strength.', 'The way to survive is to prevent problems before they occur.', 'Meet the brave on the narrow road.', 'Perseverance is victory.']