Free trade enables the most advantageous distribution of the national produce and revenue.

We must, however, acknowledge, as it seems to me, that man with all his noble qualities still bears in his bodily frame the indelible stamp of his lowly origin.  

世界上充满了故事，但最重要的是我们讲给自己的那些故事。

化学是一门一直贴近我内心的科学，我以喜悦和热情将一生奉献给了它。

The most dangerous phrase in business is 'We've always done it this way.'

The method of introspection must be rigorously controlled.

破坏容易建设难。

Poverty is not just a lack of money; it is the absence of viable choices.

Success is going from failure to failure without losing enthusiasm.