To determine if you're human. Be silent.

The mind can go either direction under stress—toward positive or toward negative: on or off. Think of it as a spectrum whose extremes are unconsciousness at the negative end and hyperconsciousness at the positive end. The way the mind will lean under stress is strongly influenced by training.

Caution is the path to mediocrity. Gliding, passionless mediocrity is all that most people think they can achieve.

It was mostly sweet," he whispered, "and you were the sweetest of all.

Give me a lamp so I can find the day.

The concept of progress acts as a protective mechanism to shield us from the terrors of the future.

Constitutions become the ultimate tyranny," Paul said. "They’re organized power on such a scale as to be overwhelming. The constitution is social power mobilized and it has no conscience. It can crush the highest and the lowest, removing all dignity and individuality. It has an unstable balance point and no limitations.