Energy poverty is one of the greatest challenges of our time. Access to affordable energy should be a right, not a privilege.

The deepest theorems in mathematics often have the simplest statements.

Discipline is the bridge between goals and accomplishment.

韩寒说他不喜欢巴金等名家,被人指责时韩寒这样说道.

每一本书都是一扇通向另一个世界的门，每一个读者都是穿越它的旅行者。