The ladder of causation has three rungs: seeing, doing, and imagining.
心灵是一个相互关联过程的动态系统。
In preparing for battle I have always found that plans are useless, but planning is indispensable.
你受到的约束越多,你就变得越有创造力。
Life is too short to waste time hating anyone.
The secret of happiness is freedom, and the secret of freedom is courage.