The sociological imagination enables its possessor to understand the larger historical scene in terms of its meaning for the inner life and the external career of a variety of individuals.

采石场中的每一个挑战都是创新的机会。

预测未来的最好方法就是发明它。

战争不会消灭正直，它反而更需要正直——比和平时期更需要。