When man learns to understand and control his own behavior as well as he is learning to understand and control the behavior of crop plants and domestic animals he may be justified in believing that he has become civilized.
A creative man is motivated by the desire to achieve not by the desire to beat others.
The question isn't who is going to let me, it's who is going to stop me.
Force and mind are opposites, morality ends where a gun begins.
Ask yourself whether the dream of heaven and greatness should be waiting for us in our graves - or whether it should be ours here and now and on this earth.
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You can learn many things from children. How much patience you have, for instance.