1 General Lü Meng 呂蒙|吕蒙 of the southern state of Wu (idiom); model of self-improvement by diligent study (from unlettered soldier to top strategist of Wu)
格格不入
gé gé bù rù
1 (idiom) inharmonious
2 incompatible
格物致知
gé wù zhì zhī
1 to study the underlying principle to acquire knowledge (idiom); pursuing knowledge to the end