Fashion is a form of imitation and so of social equalization, but, paradoxically, in changing incessantly, it differentiates one time from another and one social stratum from another.

追求知识的旅程永无止境，每一个发现都为新的问题打开了大门。

对心灵的研究必须基于直接观察。

Happiness and unhappiness depend upon the opinion we have of things.

孤独は、人間の本質である。

想大事，想长远。最大的风险是不承担任何风险。