Coal will remain part of the energy mix, but its role must be redefined for a cleaner future.

The writer cannot be a mere storyteller; he cannot be a mere teacher; he cannot be a mere entertainer. He must be all of these and more.

文学是一种抵抗，是对不公正和压迫的斗争。

世界是一个充满恐怖的地方，但也是美丽的地方。

我们必须始终努力使技术对每个人都是可及的。

真正的科学首先教会人怀疑与承认无知。

我的生活一直备受公众关注，我努力让自己成为一名艺术家，但我也努力保护我的私人生活。

教师是太阳底下最光辉的职业。

Facts do not speak for themselves. They speak for or against competing theories. Facts divorced from theories or visions are mere isolated curiosities.

The study of mathematics is like air or water to the development of science.