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

給一個人火，他能溫暖一天；但把他點燃，他能溫暖余生。

Modern quarry management requires geologists' eyes, engineers' hands, and poets' hearts.

"The greatest human achievements are the stories we tell each other."

Do every duty, and expect no reward for it.

最強大的生態系統是那些具有多樣性的生態系統。