过去从未死去，它甚至还没有过去。

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

过度恐惧不可预测的事件可能导致更糟糕的后果。保持冷静和理性至关重要。

可持续性不是一种趋势；而是我们对地球和未来农民的责任。

没有风险的征服是没有荣耀的胜利。

I'm not a reality, I'm a fantasy.

A good mathematician is one who can see analogies between theorems; a great mathematician is one who can see analogies between analogies.

The value of a commodity, or the quantity of any other commodity for which it will exchange, depends on the relative quantity of labor which is necessary for its production, and not on the greater or less compensation which is paid for that labor.