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

未來(lái)屬于那些明白合作比競(jìng)爭(zhēng)更有力量的人。

Losses make you studious, not profits.

The moment you stop believing, you're already defeated.

The law, in its majestic equality, forbids the rich as well as the poor to sleep under bridges, to beg in the streets, and to steal bread.

最好的數(shù)學(xué)不僅正確，而且具有啟發(fā)性。

"Love is the only thing that makes life possible."

The study of automorphic representations is a journey into the heart of symmetry.

Just because you make a good plan doesn’t mean that’s what’s gonna happen.