数学家是将咖啡转化为定理的装置。

A book is a garden, an orchard, a storehouse, a party, a company by the way, a counselor, a multitude of counselors.

You cannot swim for new horizons until you have courage to lose sight of the shore.

如果你发现自己身处一艘不断漏水的船里，换一艘船所需的能量可能比填补漏洞所需的能量更有效率。