qì lì
strength
energy
vigor
talent
qí lì
singularly beautiful
weird and wonderful
Běi Qí shū
History of Qi of the Northern Dynasties, eleventh of the 24 dynastic histories 二十四史[Er4 shi2 si4 Shi3], compiled by Li Baiyao 李百藥|李百药[Li3 Bai3 yao4] in 636 during Tang Dynasty, 50 scrolls
Lǐ Bǎi yào
Li Baiyao (565-648), Tang dynasty writer and historian, compiler of History of Qi of the Northern dynasties 北齊書|北齐书
Táng Tài zōng Lǐ Wèi Gōng Wèn Duì
”Duke Li of Wei answering Emperor Taizong of Tang”, military treatise attributed to Li Jing 李靖[Lǐ Jìng] and one of the Seven Military Classics of ancient China武經七書|武经七书[Wǔ jīng Qī Shū]