Life was simple before World War II. After that, we had systems.
解决数学问题的旅程和解决方案本身一样重要,因为它教会我们耐心、坚持和发现的快乐。
The dynamics of perception are governed by the principle of Prägnanz (good form).
创新不仅仅是技术问题;它关乎我们思考和行动的方式在农业中的改变。