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 have to continually be jumping off cliffs and developing our wings on the way down.

對我而言，獨立就是幸福。我的祖國是世界，我信奉的宗教是行善，我的頭腦是我自己的教堂。

Diplomacy requires constant dialogue with other countries to enhance mutual understanding and trust.

可持續(xù)性不僅僅是一個選擇；它是對后代的責(zé)任。

We have a responsibility to make technology accessible to all of humanity.

Giving up smoking is the easiest thing in the world. I know because I’ve done it thousands of times.

科學(xué)的全部不過就是日常思考的提煉。

"Language is the key to understanding the world and connecting with others."

如果不考慮演化, 生物學(xué)的一切都沒有意義