数学是人类精神最美丽和最强大的创造。

切勿觉得一定会成功而放弃思考。

真正的奢华是尊重人类和地球的皮革。

我们表现得好像舒适和奢华是生活的主要需求，而其实让我们快乐的唯一需要是有点热情。

The first fruit of this imagination—and the first lesson of the social science that embodies it—is the idea that the individual can understand his own experience and gauge his own fate only by locating himself within his period, that he can know his own chances in life only by becoming aware of those of all individuals in his circumstances.