La realidad no es siempre probable, o verosímil.
It seems to me that if you or I must choose between two courses of thought or action, we should remember our dying and try so to live that our death brings no pleasure to the world.
最好的儿童书籍是那些不会居高临下地对孩子说话的书籍。
Motivation is the art of getting people to do what you want them to do because they want to do it.