ϰŹ     ϴ     ųƮ21-12
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<>(ϰ Ʈ)
    1. Ӹӿ ִ Ǿ ݾʥʤ .
    2. Ǵ Φ ϴ ۡ(Knowledge Action)̶ Ǧ.
    3. ͳ ú ʤ ִ ̱ .

        * ϴ (ǥ "A"κ)

        * ϴ DZ
            ٤ ܨ Ӿ
            ν  ͣ
            ־ Ѵ.
        * ܼ ..ӫͭ
            ʿ κ ϰ, Ȱ뵵
            ̾ Ѵ.
        * ̶ ˰ ִ
            ƴ϶ ѡ ˰ ִ (
            Who knows useful things, not many things, is wise.)̴.
                                        -׸ ؽ ̽÷ν