真相很少是纯粹的，也从不简单。

By plucking her petals you do not gather the beauty of the flower.

The greatest enemy of knowledge is not ignorance, it is the illusion of knowledge.

The time which we have at our disposal every day is elastic; the passions that we feel expand it, those that we inspire contract it.

定理不是偶然发现的。

The future of energy lies in the balance between traditional resources and renewable alternatives.