The only difference between a problem and a solution is that people understand the solution.

The only difference between a problem and a solution is that people understand the solution.

A problem well stated is a problem half solved.

The only difference between intelligence and education is this: intelligence will make you a good living

A problem well stated is a problem half solved

Knowing is not understanding. There is a great difference between knowing and understanding: you can know a lot about something and not really understand it.