存在是一種風(fēng)險(xiǎn),但不存在也是一種風(fēng)險(xiǎn)。
數(shù)學(xué)不僅僅是關(guān)于數(shù)字、方程、計(jì)算或算法:它是關(guān)于理解的。
My words in her mind: cold polished stones sinking through a quagmire.
Psychology is the science of mental life.