Sustainability is not an option anymore; it's a necessity for the future of agriculture.
真正的领导者必须能够倾听人民的声音。
学习新编程语言的唯一方法是用它编写程序。
年轻人必须为履行生活所赋予他们的职责充实自己,同时要抵制生活的诱惑。
The fabric of reality is woven with the threads of mathematics and observation.