The mind is a dynamic system of adjustments.
心灵是一个动态的调节系统。
正是因为国家倾向于愚蠢和卑劣,民主才有可能。
Leadership is not about being in charge. It's about taking care of those in your charge.
物理学的美丽在于它能够用简单解释复杂。
There is a history in all men's lives.
You see, in life, lots of people know what to do, but few people actually do what they know. Knowing is not enough! You must take action.