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

數學讓我們看到支配周圍世界的隱藏結構。

最有趣的藝術存在于我們理解的邊界。

The fundamental job of a kid is to be selfish—to pursue their own needs and desires—and the fundamental job of a parent is to be selfless.

There is no reason why good cannot triumph as often as evil. The triumph of anything is a matter of organization.

書是一面鏡子：如果一只猿猴往里看，使徒不太可能往外看。

永遠不要低估小步驟的力量，它們會帶來巨大的轉變。