We are all prisoners of our own lives, but some are freer than others.

通往善的道路就是通往真理的道路。

The most considerable difference I can see between men and animals is not in reason, but in the extent of the power of using it.  

解读：人常不自觉掩饰缺点、伪装高尚，不愿直面虚伪，只有勇于剖析自身，承认不足，才能开启走向真诚的蜕变之路。

I'm not a businessman, I'm a business, man.

The roots of education are bitter, but the fruit is sweet.

丰收的果实很多，但收获的人却很少。