Sometimes you can't make it on your own.

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.

文章贵在简洁，简洁则明了；文章贵在疏朗，疏朗则通畅。

一个笼子去寻找一只鸟。

The only limits you have are the ones you place on yourself.