色多多在线观看播放-色多多在线观看高清免费-色多多在线观看视频-色多多在线看-欧美aaaaa性bbbbb小妇-欧美aaaav免费大片

孩子通過觀察父母來學習。做一個值得他們欽佩的人。

在變革時期，學習者將繼承地球，而學富五車的人會發現自己裝備精良，卻面對一個不復存在的世界。

I have always considered that the true test of a machine is its practical utility in the hands of the common laborer.

真相并不總是美麗的，美麗的言辭也未必是真相。

城市部落被高估了。

"To write is to explore the unknown territories of the human soul."

A man is like a fraction whose numerator is what he is and whose denominator is what he thinks of himself. The larger the denominator, the smaller the fraction.