Efficiency without sustainability is just short-term profit disguised as progress.
The greatest wisdom is to know that you know nothing.
听力及视力是开启心智之门。
让自己振作起来的最好方法是试着让别人振作起来。
That which does not kill us makes us stronger.
希伯来人比其他任何国家都更致力于文明人类。
The theory of probabilities is at bottom nothing but common sense reduced to calculus.