美国能源独立并不意味着孤立 - 我们仍然是全球市场的一部分。
U.S. energy independence doesn't mean isolation - we're still part of global markets.
The proper study of psychology is not what the mind is, but what the mind does.
The footsteps of Nature are to be traced, not only in her ordinary course, but when she deviates from it in her most extravagant excursions.
科学不是形式逻辑；它和其他创造性艺术一样，需要思想的自由发挥。
爱好学习接近智慧，努力行善接近仁德，知道耻辱就接近勇敢。
Small, deliberate actions practiced consistently can lead to big changes in happiness levels.