officer serving under him wrote back to Galena
, “This man is the pure gold.”
As the stress of experience and responsibility roused him more and more, his brain took in his command like a great multiplication table.
From the efficiency of the private as a unit, how much he must eat, how far he could march, what load he could carry, he reckoned and combined, and so knew what aggressive strength he had or should want at any given time, expressed so to speak in foot-pounds of soldiers.
Upon this material side the Mexican War
was a great help to him; and upon quite another side he has the following to say: “All the older officers, who became conspicuous in the Rebellion
, I had also served with and known in Mexico
. . . . The acquaintance thus formed was of immense service to me in the War
of the Rebellion
,--I mean what I learned of the characters of those to whom I was afterwards opposed. . . . The natural disposition of ”