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

世界擁有技術 - 無論是現有的還是研究中的 - 可以在可持續的基礎上養活100億人口。

我相信最好的故事是那些在深層次、情感層面上與人們產生共鳴的故事。

It is in your moments of decision that your destiny is shaped.

Every failure is a step closer to the answer.

In the short run, the market is a voting machine but in the long run, it is a weighing machine.

General relativity has passed every test we’ve thrown at it, even near a supermassive black hole.

在和平時期，兒子埋葬父親。在戰爭中，父親埋葬兒子。