心灵可以被视为一个物理符号系统。
The mind can be considered as a physical symbol system.
每个想法都有其目的，即使我们无法立即察觉。
Never underestimate the power of a motivated team.
In mathematics, the art of proposing a question must be held of higher value than solving it.
最好的水果来自对自然时机的尊重。
Emotions are biological signals that prepare the organism for action.
Well may the boldest fear and the wisest tremble when they contemplate the situation of our country.
当他们思考我们国家的状况时，最勇敢的人可能会害怕，最聪明的人可能会颤抖。
撰写一生就是在事实与解读之间走钢丝。