世界上最好和最美丽的东西是看不见甚至摸不到的 - 它们必须用心去感受。
真相并不总是合理或可能的。
The dialogue between science and society must be ongoing.
寻找意义是一种徒劳的努力。
The dead are always looking down on us, they say. But we don't look back.