Humor is a powerful tool in children's books; it can make serious topics accessible.

The most profound ideas in mathematics often arise from the simplest observations.

I'm not a person who is comfortable with confrontation. I like to keep the peace.

My life has no rules, only music.

不同民族之间的文化差异并非源于民族本身的生理特征差异，而是源于其历史发展的差异。

精神生活不是否定的生活，而是肯定的生活。