What a man knows at fifty that he did not know at twenty is for the mo >>
The sound of tireless voices is the price we pay for the right to hear >>
We mean by politics the people's business -- the most important busine >>
The improvement of understanding is for two ends: first, our own incre >>
What we do not understand, we cannot control. >>
The theoretical understanding of the world, which is the aim of philos >>
We can chart our future clearly and wisely only when we know the path which has led to the present.