幸福就像一只蝴蝶,当你追逐它时,总是抓不到,但如果你安静地坐下来,它可能会落在你身上。
随机评估可以帮助我们了解发展中哪些措施有效,哪些无效。
The best solutions often come from the intersection of old wisdom and new science.
Mathematics is the science of order and patterns, and it is this order that allows us to understand the world around us.
企业的成功不是靠模仿,而是靠创新。