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

Writing is a way of speaking without being interrupted.

解析：圣人能體會天地民物之情。

We are all guilty of crimes against each other.

Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.

Sustainability is not an option, it's an obligation. For our business, for our planet, for future generations.

心智是一個計算器官的系統，通過自然選擇設計來解決我們祖先在覓食生活方式中面臨的各種問題。

The past is a darkness crowded with voices.