Refs
Gnat:
从 GEB 里知道了 Escher，你可能没听过 Escher，但你一定见过他的作品。
01-mc-escher
02-eschers-father
03-wild-west
04-eight-heads
05-the-second-day-of-creation
06-self-portrait
07-castrovalva
08-italian-town
09-atrani
10-still-life-with-mirror
11-hand-with-reflecting-sphere
12-still-life-and-street
13-metamorphosis-i
14-development-i
15-day-and-night-1938
16-reptiles-1943
17-balcony-1945
18-three-spheres-ii
19-other-world-1947
20-gallerty-1946
21-drawing-hands-1948
22-contrast-1950
23-relativity-1953
24-waterfall-1961
25-snakes-1969
老习惯，上面的源码：（Markdown 就是好，随便拷贝）
---
#### Refs
- [M.C. Escher - Life and Work][mc-escher]
- [M.C. Escher - Image Categories – Most Popular][mc-escher-categories]
- [哥德尔、艾舍尔、巴赫书：集异璧之大成（豆瓣）][geb]
[mc-escher]: http://www.nga.gov/content/ngaweb/features/slideshows/mc-escher-life-and-work.html#
[mc-escher-categories]: http://www.mcescher.com/gallery/most-popular/
[geb]: http://book.douban.com/subject/1291204/
---
Gnat:
> 从 GEB 里知道了 Escher，你可能没听过 Escher，但你一定见过他的作品。
### 01-mc-escher
![][01]
### 02-eschers-father
![][02]
### 03-wild-west
![][03]
### 04-eight-heads
![][04]
### 05-the-second-day-of-creation
![][05]
### 06-self-portrait
![][06]
### 07-castrovalva
![][07]
### 08-italian-town
![][08]
### 09-atrani
![][09]
### 10-still-life-with-mirror
![][10]
### 11-hand-with-reflecting-sphere
![][11]
### 12-still-life-and-street
![][12]
### 13-metamorphosis-i
![][13]
### 14-development-i
![][14]
### 15-day-and-night-1938
![][15]
### 16-reptiles-1943
![][16]
### 17-balcony-1945
![][17]
### 18-three-spheres-ii
![][18]
### 19-other-world-1947
![][19]
### 20-gallerty-1946
![][20]
### 21-drawing-hands-1948
![][21]
### 22-contrast-1950
![][22]
### 23-relativity-1953
![][23]
### 24-waterfall-1961
![][24]
### 25-snakes-1969
![][25]
[01]: http://gnat-tang-shared-image.qiniudn.com/img/01-mc-escher.jpg
[02]: http://gnat-tang-shared-image.qiniudn.com/img/02-eschers-father.jpg
[03]: http://gnat-tang-shared-image.qiniudn.com/img/03-wild-west.jpg
[04]: http://gnat-tang-shared-image.qiniudn.com/img/04-eight-heads.jpg
[05]: http://gnat-tang-shared-image.qiniudn.com/img/05-the-second-day-of-creation.jpg
[06]: http://gnat-tang-shared-image.qiniudn.com/img/06-self-portrait.jpg
[07]: http://gnat-tang-shared-image.qiniudn.com/img/07-castrovalva.jpg
[08]: http://gnat-tang-shared-image.qiniudn.com/img/08-italian-town.jpg
[09]: http://gnat-tang-shared-image.qiniudn.com/img/09-atrani.jpg
[10]: http://gnat-tang-shared-image.qiniudn.com/img/10-still-life-with-mirror.jpg
[11]: http://gnat-tang-shared-image.qiniudn.com/img/11-hand-with-reflecting-sphere.jpg
[12]: http://gnat-tang-shared-image.qiniudn.com/img/12-still-life-and-street.jpg
[13]: http://gnat-tang-shared-image.qiniudn.com/img/13-metamorphosis-i.jpg
[14]: http://gnat-tang-shared-image.qiniudn.com/img/14-development-i.jpg
[15]: http://gnat-tang-shared-image.qiniudn.com/img/15-day-and-night-1938.jpg
[16]: http://gnat-tang-shared-image.qiniudn.com/img/16-reptiles-1943.jpg
[17]: http://gnat-tang-shared-image.qiniudn.com/img/17-balcony-1945.jpg
[18]: http://gnat-tang-shared-image.qiniudn.com/img/18-three-spheres-ii.jpg
[19]: http://gnat-tang-shared-image.qiniudn.com/img/19-other-world-1947.jpg
[20]: http://gnat-tang-shared-image.qiniudn.com/img/20-gallerty-1946.jpg
[21]: http://gnat-tang-shared-image.qiniudn.com/img/21-drawing-hands-1948.jpg
[22]: http://gnat-tang-shared-image.qiniudn.com/img/22-contrast-1950.jpg
[23]: http://gnat-tang-shared-image.qiniudn.com/img/23-relativity-1953.jpg
[24]: http://gnat-tang-shared-image.qiniudn.com/img/24-waterfall-1961.jpg
[25]: http://gnat-tang-shared-image.qiniudn.com/img/25-snakes-1969.jpg
P.S. 让我写评论太为难我了，我只是 GTD，留个备份。
log: $1. 2014年6月15日; $2. Mon Aug 11 10:35:18 2014;
