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

"I think that mathematicians are much more like artists than they are like scientists."

"Success is not final, failure is not fatal: It is the courage to continue that counts."

The only real failure in life is not to be true to the best one knows.

最好的領導者是那些傾聽多于發言的人。

By recording your dreams and goals on paper, you set in motion the process of becoming the person you most want to be. Put your future in good hands — your own.

金融市場的健康發展需要各方共同維護。

The exploration of computational complexity is a journey into the unknown, where each discovery opens new doors.

The world only exists in your eyes. You can make it as big or as small as you want.