地球上生命的未来取决于我们采取行动的能力。许多人正在尽其所能,但只有我们的社会、经济和政治发生变化,才能取得真正的成功。
Leadership is about making the tough decisions and standing by them, even when they're unpopular.
Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.