The Army on the March

Sun Tzu said: In leading troops and assessing enemy situations, one should pay attention to the following: When crossing mountains, advance near valleys and encamp on high, sunny ground. If the enemy occupies a height, do not attack uphill. These are the principles for deploying troops in mountainous terrain. When crossing rivers, encamp at a distance from the water. If the enemy crosses the river, do not engage them at the water's edge; wait until they are halfway across, then attack, for this is advantageous. When intending to engage the enemy, avoid facing them near water. When encamping along rivers, choose high, sunny ground and avoid facing the current. These are the principles for deploying troops in riverine areas. When crossing marshy salt flats, pass quickly and do not linger. If encountering the enemy in such terrain, rely on water and trees for protection. These are the principles for deploying troops in marshy areas. In open plains, encamp on flat ground with high ground to the right and a slope descending to the front and rising to the rear. These are......