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

在物理學中，最簡單的解釋往往是正確的。

The most dangerous phrase in the language is, 'We've always done it this way.'

反思本身不是罪惡。罪惡在于反思的狀態，以及反思帶來的靜止。

The clouds over the land now rose like mountains, and the coast was only a long green line with the gray blue hills behind it. The water was a dark blue now, so dark that it was almost purple.

一本書本身就是一個世界，一個在我們眼前展開的宇宙。