The pursuit of knowledge is a journey without end.

Efficiency in extraction isn't just good for profits; it's good for the planet.

War doesn't negate decency. It demands it, even more than in times of peace.

"The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion."

Nature tends to produce constancy in all her works, but she does not always succeed.

The power of science lies in its universality and selflessness, transcending the boundaries of nations and cultures.

"In cinematography, the challenge is to make the invisible visible."

The relationship between wages and employment is not as straightforward as some models suggest.

信念不是被动等待，而是主动的想象和感受。