I think people believe in heaven because they don’t like the idea of dying, because they want to carry on living and they don’t like the idea that other people will move into their house and put their things into the rubbish.
A moral being is one who is capable of reflecting on his past actions and their motives.
Innovation in energy must be balanced with responsibility—progress cannot come at the expense of the planet.
在数学中,从问题到答案的旅程往往比答案本身更具启发性。
Borders are scars on the face of the earth, marks of violence and division.
Sustainability is no longer an option—it's a necessity for any business that wants to thrive in the future.
I don't care about being famous. I just want to be great.
敢于在古人成就面前一争高低,这是有志气;在今人的成绩面前不虚心,这是没有气量。