〈军人精神教育〉,在桂林对滇赣粤军的演说,1921年12月10日
我是一个作家,而不是一个演说家。
Never be afraid to challenge the status quo. That's how progress is made.
There is danger from all men. The only maxim of a free government ought to be to trust no man living with power to endanger the public liberty.