You can say so much with pictures that you don't need to say in words.
我主张表达自由,做你相信的事,追求你的梦想。
释义:对于富贵的人,人人都争相投奔他;对于贫困潦倒的人,人人都会争相远离他。  
Psychological theories must pass the test of practical experience.
二叠纪盆地将在未来几十年内保持美国石油生产的皇冠地位。
求知若饥,虚心若愚。