bestowed on Sun Wu's grandfather by Duke Ching of Ch`i [547-490
B.C.]. Sun Wu's father Sun P`ing, rose to be a Minister of State
in Ch`i, and Sun Wu himself, whose style was Ch`ang-ch`ing, fled
to Wu on account of the rebellion which was being fomented by the
kindred of T`ien Pao. He had three sons, of whom the second,
named Ming, was the father of Sun Pin. According to this account
then, Pin was the grandson of Wu, which, considering that Sun
Pin's victory over Wei was gained in 341 B.C., may be dismissed
as chronological impossible. Whence these data were obtained by
Teng Ming-shih I do not know, but of course no reliance whatever
can be placed in them.
An interesting document which has survived from the close of
the Han period is the short preface written by the Great Ts`ao
Ts`ao, or Wei Wu Ti, for his edition of Sun Tzu. I shall give it
in full: --

I have heard that the ancients used bows and arrows to
their advantage. [10] The SHU CHU mentions "the army" among
the "eight objects of government." The I CHING says:
"'army' indicates firmness and justice; the experienced
leader will have good fortune." The SHIH CHING says: "The
King rose majestic in his wrath, and he marshaled his
troops." The Yellow Emperor, T`ang the Completer and Wu Wang
all used spears and battle-axes in order to succor their
generation. The SSU-MA FA says: "If one man slay another of
set purpose, he himself may rightfully be slain." He who
relies solely on warlike measures shall be exterminated; he
who relies solely on peaceful measures shall perish.
Instances of this are Fu Ch`ai [11] on the one hand and Yen
Wang on the other. [12] In military matters, the Sage's rule