彼亦一是非，此亦一是非。
事物的那一面存在着一种是与非，这一面同样也存在着另一种是与非。
Mathematics is the most beautiful and most powerful creation of the human spirit.
Global food challenges require local solutions with global perspectives.
质量从来不是偶然的，而是意图和努力的结果。
信任是通过透明和一致建立的。
The great and chief end, therefore, of men's uniting into commonwealths, and putting themselves under government, is the preservation of their property.