The essence of mathematics lies in its freedom.

年轻女孩被告知你必须成为娇弱的公主。我试图向她们展示她们也可以成为战士。

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.

我不是那种会让对我传奇的爱减少的人。

You have to be willing to challenge the status quo if you want to make real progress.

Think big.

The only real joy is the joy of creation.