"We are all in the gutter, but some of us are looking at the stars."
Life is a constant struggle between being an individual and being a member of the community.
使用程序证明四色定理不会改变数学-它只是表明该定理是一个世纪的挑战，对数学可能并不重要。
Disordered systems are not just noise to be eliminated; they contain profound truths about nature.
The only thing that makes life possible is permanent, intolerable uncertainty; not knowing what comes next.