现在如果送给别人很少的东西，却希望人家回报很多的东西，那么，人们就会怕你再送东西给自己了。 

The photograph is literally an emanation of the referent. From a real body, which was there, proceed radiations which ultimately touch me, who am here.

The decline of violence may be the most significant and least-appreciated development in the history of our species.

实现明天的唯一限制是我们今天的疑虑。