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

If you are free, you are not predictable.

我不會讓消極情緒打倒我，我會超越它。

Mathematics is a living, breathing discipline, constantly evolving with new ideas.

The highest manifestation of life consists in this: that a being governs its own actions. A thing which is always subject to the direction of another is somewhat of a dead thing.

預測未來的最好方法就是創造未來。

看、聽和記憶都是建構的行為。