每一次突破都始于一个问题，而每一个问题都是迈向未知的一步。
玩耍是童年的语言，书籍也应该用这种语言表达。
我们可以轻易原谅害怕黑暗的孩子；人生真正的悲剧是成年人害怕光明。
Though love seems the fastest of all growths, it is really the slowest. No man or woman knows what perfect love is, until they have been married a quarter of a century.