害怕死亡是无知的表现。
The arithmetic of L-functions is a window into the soul of number theory.
Innovation in forestry isn't just about technology - it's about changing mindsets.《Green Horizons》
我不是为了快乐而写作，我是为了自由而写作。
【讲解】：（教学生）不到他苦思冥想怎么也弄不明白的时候，不去开导他；不到他想说而又说不出来的时候，不去启发他。告诉他（四方形）的一个角，他不能由此推出另外三个角，就不再往下教他（新知识）了。
世界是一个舞台，但演员选得不好。
The surface of a painting is like a skin - it holds everything together.
I like to take things slowly, step by step. I don't want to rush anything in my life.