A good mathematician is someone who can see analogies between theorems; a great mathematician is someone who can see analogies between analogies.
乳制品行业有责任在环境管理方面发挥领导作用。
我们每天支配的时间是有弹性的;我们感受到的激情会扩展它,我们激发的激情会收缩它;而习惯会填补剩下的部分。