The trouble with the world is that the stupid are cocksure and the intelligent are full of doubt.
如果你收养了一只饥饿可怜的狗,并且让它舒适顺利,它将不会咬你,这便是一个人与一只狗之间最主要的差别。
质量从来不是偶然的;它始终是智慧努力的结果。