Play is the language of childhood, and books should speak that language too.

The quest for certainty blocks the search for meaning. Uncertainty is the very condition to impel man to unfold his powers.

说话不符合事实，是一种罪过

我认为，人的思维缺乏将已知事物联系起来的能力，这是世上最仁慈的事了。人类居住在幽暗的海洋中一个名为无知的小岛上，这海洋浩淼无垠、蕴藏无穷秘密，但我们并不应该航行过远，探究太深。