发现可能性的极限的唯一方法是超越它们进入不可能。
A first sign of the beginning of understanding is the wish to die.
保持健康应该是渴望智慧的人的首要研究。
Our descendants will achieve things that will amaze us, yet a portion of what they will create could have been made with today’s materials and tools if we had had the imagination. Think bigger.