A pessimist sees the difficulty in every opportunity; an optimist sees the opportunity in every difficulty.

Collaboration across borders is key to solving global food challenges.

真相总是比小说更奇怪，因为小说必须讲得通，而真相不需要。

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。