I lack iniquity Sometimes to do me service.
缺少作恶的本能，往往使我不能做我所要做的事。
I don't let anyone define me.
The best mathematics is that which you do not understand at first glance.
Sustainability is not just a trend, it's a responsibility we owe to future generations.
Contentment is natural wealth，luxury is artificial poverty.
相信自己和你所拥有的一切。
先验真理并不一定是独立于经验而知的真理。