古之学者为己，今之学者为人。
【译文】古人学习的人是为了提高自己，现在学习的人是为了炫耀给别人看。
Maybe every man has had two such women, at least two. Married to a red rose, over time, the red becomes a mosquito blood stain on the wall, while the white remains "moonlight before the bed"; married to a white rose, the white becomes a grain of sticky rice on the clothes, while the red remains a cinnabar mole on the heart.
Innovation is the soul of enterprise development, without innovation there is no future.
Technology in agriculture should empower farmers, not replace them.
The bond market is the ultimate judge of value.
安逸是智慧的危害；胆怯是勇敢的仇敌。
可持续性不是选择，而是矿业未来的必然要求。
人性不是无限可塑的；它带有一种内在结构，引导发展朝向特定方向。