Good means not merely not to do wrong, but rather not to desire to do wrong.
The mind is a constantly adapting process.
无限的努力是打开潜能的关键-而不是实力与头脑。
心理学的真理是经得起生活考验的东西。
领导力的作用是产生更多的领导者,而不是更多的追随者。
The future of coal lies in clean and efficient utilization.