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

Leadership is about empowering others to achieve what they thought was impossible.

Climate models are like time machines - they allow us to peer into possible futures.

"The mind is not a structure but a process."

In every story, there is a hidden truth waiting to be discovered.

直到被完全理解，過去才真正成為過去。

為兒童寫作的秘訣是記住做孩子的感覺。

預測未來的最好方法就是發明它。