一个人的伟大不在于他获得了多少财富，而在于他的正直和他积极影响周围人的能力。
The greatness of a man is not in how much wealth he acquires, but in his integrity and his ability to affect those around him positively.
关于MM定理最重要的事情不是它的现实性，而是它的简单性。
——在广州中国国民党恳亲大会演说，1923年10月15日
世界上最美丽的东西是真理。
The coal industry must evolve to meet modern environmental standards, or it will become obsolete.
每个时代的统治思想总是统治阶级的思想。
