分别时南飞的鸿雁刚刚北去，今日北归的大雁又已南飞
检验统计假设的问题是科学方法整体问题的一个组成部分。
Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.
事实是，世界是这样构建的，如果你想享受它的果实，你就必须服从它的规则。
Art is the highest form of hope.
The true measure of success is how you adapt to change.
The best businesses don’t just adapt to change; they drive it.