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

Friendship is the most precious wealth of life.

In science, we must be open to the possibility that our most cherished theories could be wrong.

最好的故事是提出的問題多于解答的故事。

I love flowers so much that I could kiss them, but I know if I did, they would wither and die.

未來屬于那些敢于相信不可能的人。