“ Man's mind, once stretched by a new idea, never regains its original dimensions. 人的思想一旦被一种新的思想所扩展,就永远不能恢复到原来的规模。 Oliver Wendell Holmes, Jr. 小奥利弗·温德尔·霍姆斯
“ That which today calls itself science gives us more and more information, and indigestible glut of information, and less and less understanding. 今天自称为科学的东西给我们提供了越来越多的信息,难以消化的过剩信息,越来越少的理解。 Edward Abbey 爱德华·艾比
“ It is paradoxical that many educators and parents still differentiate between a time for learning and a time for play without seeing the vital connection between them. 矛盾的是,许多教育者和家长仍然在区分学习时间和玩耍时间,却没有看到它们之间的重要联系。 Leo Buscaglia 利奥·巴斯卡利亚