The dinosaurs became extinct because they didn't have a space program. And if we become extinct because we don't have a space program, it'll serve us right!
Time is your friend; impulse is your enemy.
The power of science lies in its universality and objectivity, it transcends culture and national boundaries.
In the stone business, details make perfection, and perfection is not a detail.
自然的简单性不应以我们对简单性的概念来衡量。
Everyone is a part of the universe.