Nunca olvides de dónde vienes, porque eso es lo que te hace único.
永远不要忘记你来自哪里,因为那才是让你独特的原因。
The only service a friend can really render is to keep up your courage by holding up to you a mirror in which you can see a noble image of yourself.
没有科学,水产养殖就会停滞;没有道德,它就会崩溃。