The greatest risk in agriculture is not taking any risks at all.
我们必须挑战现状,寻找更好的做事方法。
"You don't have to be perfect to be amazing."
Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.
程序测试可以用来显示错误的存在,但绝不能显示它们的不存在!