One way of looking at speech is to say that it is a constant stratagem to cover nakedness.
人在幼年时,精神专注敏锐,成年后思想容易分散,因此教育要趁早,不可错过时机。
出自北齐·颜之推《颜氏家训·勉学》。不管是愚人还是聪明人,总想自己见多识广,但不肯读书,这就等于想吃饱饭却懒得做饭,想穿暖却懒得缝制衣服。