The first duty of the sovereign， that of protecting the society from the violence and invasion of other independent societies， can be performed only by means of a military force.

The only way to understand painting is to look at it.

"النسيان هو النصر الوحيد على الموت."

We have to continually be jumping off cliffs and developing our wings on the way down.

谦逊是伟大领导者的标志。

人们之所以会错过最伟大的突破，就是因为它们看上去就很难。

The biggest risk is not taking any risk.

没有谎言，人类会因绝望和无聊而灭亡。