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

We must invest in the future, not just exploit the present.

The universe is not only stranger than we imagine, it is stranger than we can imagine.

States are inherently aggressive and expansionist.

雄心壯志是失敗最后的避難所。

寫作是探索生命奧秘的一種方式。

Regulation should focus on reducing the likelihood of runs, not just preventing failures.

"Writing is a way to give voice to our fears."

Stay Hungry. Stay Foolish. And I have always wished that for myself. And now, as you graduate to begin anew, I wish that for you.?

數學中最深刻的思想往往來自最簡單的問題。