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

You have to be able to laugh at yourself and not take yourself too seriously.

The past is a shadow that follows us, a ghost that haunts us.

我認為生活中最重要的事情就是讓自己快樂，也讓別人快樂。

Technology drives progress in astronomy—better instruments lead to deeper insights.

In computational learning theory, we seek to understand the fundamental principles that govern learning from data.

The past is always tense, the future perfect.

成功交易的關鍵是知道何時買入和何時賣出。