Except when physically restrained, a person is least free or dignified when he is under threat of punishment, and unfortunately most people often are.

Do not intervene between a person and the consequences of their own behavior.

The speaker does not feel the grammatical rules he is said to apply in composing sentences, and men spoke grammatically for thousands of years before anyone knew there were rules.

Teachers must learn how to teach ... they need only to be taught more effective ways of teaching.

The way positive reinforcement is carried out is more important than the amount.

I will be dead in a few months. But it hasn't given me the slightest anxiety or worry. I always knew I was going to die.

...not everyone is willing to defend a position of 'not knowing.' There is no virtue in ignorance for its own sake.