Important Aspects General Need to Study-Sun Zi

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Important Aspects General Need to Study by Sun Zi

English: The variations and changes of the various types of ground, the advantages pertaining to defensive and aggressive actions and the understanding of human nature are all important aspects that must be carefully studied.

Modern: 九地的变化，通便的利处，士卒心理的掌握，都是不可不加以考察的。

Original: 九地之变，屈伸之利，人情之双，不可不察也。

Business Application:

From: Sun Zi Art of War Chapter 11