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

Success comes from persistence and the courage to innovate.

翻譯：君子以節儉為德而避開危難，不可追求榮華而謀取祿位。

The development of topological quantum computing could lead to more robust quantum systems.

The deepest principle in human nature is the craving to be appreciated.

我不是說唱歌手，我是一個改變思想的人。