1.   A brief history of Reinberto Lopez AlaIa suggests that it is not a question with a simple answer.

2.   Absent a definitively superior or ideal network architecture, there is no simple answer.

3.   I came up with a very simple answer to this problem.

4.   In short, there is no simple answer to whether caffeine is, or is not, helpful in performing intellectual tasks.

5.   It provided simple answers to seemingly intractable questions.

6.   Simple answers like this seem to delight younger kids, who demand a reason for everything.

7.   The simple answer is - yes.

8.   The simple answer, of course, is safety and quality of life.

9.   There are a lot of problems and no simple answers.