"The only thing that could spoil a day was people. People were always the limiters of happiness except for the very few that were as good as spring itself."

Free trade is the key to the prosperity of a nation.

I prefer to supervise the whole operations of the government myself rather than entrust the public business to subordinates.

"The only limit to our realization of tomorrow is our doubts of today."

心理生活是一个整体，这一普遍陈述可以毫不犹豫地接受。