Dairy farming is not just a business; it's a way of life that we must protect and nurture.
计算机图形学中最重要的就是理解光以及它如何与表面相互作用。
To be successful in trading, one must have rules and follow them.
无知是一切邪恶的根源和树干。
任何需要手册才能工作的产品都是坏的。