“It's hardly possible to overstate the value, in the present state of human improvement, of placing human beings in contact with other persons dissimilar to themselves, and with modes of thought and action unlike those with which they are familiar. Such communication has always been... one of the primary sources of progress. ”

“The primary subject of fiction is and has always been human emotion, values, and beliefs.”

“Although the pure truth has never been stated, nevertheless it has never been lost. Its existence does not depend upon human statement but upon human sensitivity. In this it is unlike all other knowledge.”

“People have always wanted to 'improve' human beings; for the most part, this has been called morality.”

“The question of whether world peace will ever be possible can only be answered by someone familiar with world history. To be familiar with world history means, however, to know human beings as they have been and always will be. There is a vast difference, which most people will never comprehend, between viewing future history as it will be and viewing it as one might like it to be. Peace is a desire, war is a fact; and history has never paid heed to human desires and ideals ...”

“No great improvements in the lot of mankind are possible until a great change takes place in the fundamental constitution of their modes of thought.”