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我不认为自己是个名人,我认为自己是个获得了巨大机会的歌手。
I’m not a perfect person, I never claimed to be one.
因果关系的阶梯有三个梯级:观察、行动和想象。
革命是通过人类进行的,但个人必须日复一日地锻造自己的革命精神。
"The joy of discovery is certainly the liveliest that the mind of man can ever feel."
The future of energy lies in balancing immediate needs with long-term environmental goals.
The laws of behavior can be derived from basic physiological principles.