The best weapon of a dictatorship is secrecy, but the best weapon of a democracy should be the weapon of openness.

"The only thing we can be sure of about the future is that it will be different."

团结不是千篇一律，而是在多样性中找到共同的目标。

人们为了生存，会去杀害别人。

In the realm of psychology, the line between normal and abnormal is often blurred and subjective.