认为贞洁是一种美德是人类心灵的迷信之一。

能量守恒定律不仅仅是一个抽象原则；它是已被无数实验验证的自然法则。

Art is about acceptance. It's about embracing the world around you.

现在数学家面临的最大问题可能是黎曼假设。

The key to building a successful business is to focus on creating value for your customers.

如果你独处时感到寂寞，这说明你没有和你自我成为好朋友。