数学的精髓在于它的自由。
The essence of mathematics lies in its freedom.
I write to understand, to grasp the reality that escapes me.
The truth is not always beautiful, nor beautiful words the truth.
在观测天文学中,耐心是关键,有些发现需要几十年才能确认。
最好的水产养殖实践是那些不留痕迹的实践。