Safety production is a red line that must never be relaxed at any time.
了解贫困的最佳方式是走出去，与穷人交谈。
The best performance improvement is the transition from the nonworking state to the working state.
Persistence in research often pays off when you least expect it.
La novela es un espejo que refleja la sociedad, con todas sus luces y sombras.
Blackness is not a monolith; it's a multiplicity.