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

If you're not failing, you're not trying hard enough.

I try to make buildings that have a certain presence, a certain dignity, a certain atmosphere.

能源效率是我們減少排放過程中默默無聞的英雄。

"Literature is the mirror of society, reflecting its virtues and vices with unflinching honesty."

The periodic table is a testament to human curiosity and ingenuity.

你必須努力才能到達頂峰，但你必須更加努力才能留在那里。