每日一句经典语录/谚语：：Knowledge is a comfortable and necessary retreat and shelter for us in an advanced age; and if we do not plant it when young, it will give us no shade when we grow old.学识可使老年时舒适地退隐和有所寄托；但如果年青时不使它扎下根，老年就得不到它的庇护。 访问密码：637717 [secret key="6377…