森林的真正价值远远超出了它的木材。
The true value of a forest goes far beyond its timber.
The most important quality in a scientist is persistence.
Mathematics is not a spectator sport—you have to engage with it to appreciate its beauty.
To write a life is to walk a tightrope between fact and interpretation.
爱国英雄给民族带来光荣，专制暴君给民族带来灾难。