A problem is in P if it can be solved quickly by a computer, and in NP if a solution can be verified quickly.

The power of the Web is in its universality. Access by everyone regardless of disability is an essential aspect.

"History is not just what happened, but what we remember and how we remember it."

"The path to greatness is not always easy, but it is always worth it."

可扩展性是数字干预的优势，但个性化是其有效性的关键。

音乐是自我的反映，我们只是解释它，然后我们收到支票。