科学的美丽在于它通过观察和实验来解释自然世界的能力。

The process of verification is as important as the process of creation in computer science.

The ability to imagine counterfactuals is what distinguishes humans from machines.

历史是让死者开口说话的艺术。

The most powerful tool a designer has is the ability to say 'no.'

Understanding the real lives of the poor is the first step toward designing effective policies to help them.