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 there's a book that you want to read, but it hasn't been written yet, then you must write it.

To be without some of the things you want is an indispensable part of happiness.

Science is a journey of continuous learning and adaptation.

Music can change the world because it can change people.

With a library you are free, not confined by temporary political climates. It is the most democratic of institutions because no one - but no one at all - can tell you what to read and when and how.

有時候，我們無法改變的事情最終改變了我們。