The paradox of preventive healthcare: Those who need it most value it least.
The interplay between syntax and semantics is central to the study of formal languages.
没有欢乐的生活就像没有驿站的漫长旅程。
独裁滋生恐惧,恐惧滋生沉默,沉默滋生压迫。
Education is the foundation of sustainable forestry—people protect what they understand.