The most dangerous risk of all is not taking one.

The future of food security lies beneath the waves—if we farm it responsibly.

The most sustainable forest is one that remains standing while meeting human needs.

The past is the only dead thing that smells sweet.

Feminism is not a stick with which to beat other women with. It's about freedom, it's about liberation, it's about equality.

The pursuit of knowledge is a journey without end, and each discovery is a step into the unknown.

爱既不善良也不诚实，并且不会以任何可靠的方式促进幸福。

出自北齐·颜之推《颜氏家训·教子》。慈，慈爱。则，那么。畏慎，畏惧、谨慎。矣，句末语气助词。父母有威严也有慈爱，那么子女就会畏惧、谨慎而生孝顺之心。孝子是靠严格而慈祥的方法培养出来的，不是一味溺爱就能教育出来的。