爱与战争是同一枚硬币的两面。

最好的肥料是农民在田地上的身影。

The past is never dead. It's not even past.

Thought and behavior are inseparable in the living organism.

The truth is, the science of Nature has been already too long made only a work of the brain and the fancy: It is now high time that it should return to the plainness and soundness of observations on material and obvious things.

树是希望的象征，扎根于当下，伸向未来。