最好的领导者是那些最热衷于让比自己更聪明的人围绕在身边的人。
The best leaders are those most interested in surrounding themselves with assistants and associates smarter than they are.
In mathematics, the simplest questions often lead to the deepest insights.
The challenge of our time is to harness energy without harming the planet.
The realities are that, you know, as a black man, Barack can get shot going to the gas station.
邪恶获胜的唯一必要条件是好人无所作为。
森林是地球的肺，我们必须给予它们应有的关怀。