The world is changing rapidly, and we must adapt or be left behind.
But who prays for Satan? Who, in eighteencenturies, has had the common humanity to pray for the one sinner that needed it most?（From Jane Lampton Clemens）
The market is efficient enough that most investors will not outperform it.
The United States is experiencing a crisis of political decay, with institutions that are increasingly dysfunctional and unable to address the country's challenges.
数学家是将咖啡转化为定理的装置。