Mental processes exist because they serve a purpose.

最好的领导者是那些多听少说的人，尤其是在农业这样充满活力的领域。

If you're lonely when you're alone，you're in bad pany。

安全不仅仅是一项政策，它是一种从高层开始的文化。

The beauty of physics lies in its ability to explain the universe with a few simple principles.

Knowledge is of no value unless you put it into practice.

出自汉·桓宽《盐铁论·地广》。释义：不因为是自己的亲近就给以重赏；也不因为与自己疏远就忘掉给人恩惠。