Do not imagine that mathematics is crabbed, it is merely the etherealization of common sense.

别把数学想象的那么晦涩，它只不过是赋予常识以灵性的东西。

Do not imagine that mathematics is crabbed and repulsive to common sense, it is merely the etherealization of common sense.

别把数学想象为无法理解的、令人讨厌的、有悖于常识的东西，它只不过是赋予常识以灵性的东西。