vigilant; alert; on guard; to raise one's guard[cedict]
他
tāㄊㄚ
he; him[cedict]
参考
cān kǎoㄘㄢ ㄎㄠˇ
consultation; reference; to consult; to refer[cedict]
孙子
zǐ ㄗˇ
sūn ziㄙㄨㄣ ㄗ˙
Sun Wu 孫武|孙武, famous general, strategist and Legalist philosopher, contemporary with Confucius 孔子 (551-479 BC), author of the Art of War 孫子兵法|孙武兵法[cedict]