And he should have a knowledge of low, lever and uneven grounds, and the time for conflict, and he should be able to perceive the shortcomings of the enemy.
स्थलनिम्नानि भूमेश्च समानि विषमाणि च। युद्धकालश्च विज्ञेयः परस्यान्तरदर्शनम् ॥