The time which we have at our disposal every day is elastic; the passions that we feel expand it, those that we inspire contract it; and habit fills up what remains.

"The act of writing is an act of hope."

有时候最简单的设计反而是最稳健的。

动力学的方程在用变分法的语言表达时是完全的。

最先进的水产养殖系统仍然依赖于自然生态系统的智慧。