Carl Friedrich Gauß said this quote

It is not knowledge, but the act of learning, not the possession of but the act of getting there, which grants the greatest enjoyment.

~ Carl Friedrich Gauß

We must admit with humility that, while number is purely a product of our minds, space has a reality outside our minds, so that we cannot completely prescribe its properties a priori.

~ Carl Friedrich Gauß

The enchanting charms of this sublime science reveal only to those who have the courage to go deeply into it.

~ Carl Friedrich Gauß