It may sound obvious, but don't forget to keep gas in your car.

That kind of improvement may sound obvious and easy, but it wasn't.

"It's one of those things that sounds obvious but the mathematics is quite hard."

This sounds obvious, but how often are you doing the test?

This may sound obvious, but it is extremely hard to remember.

That may sound painfully obvious, but putting it into practice is another matter.

It sounds obvious, but some people are really not used to moving fast.

This sounds obvious, but it is by no means what always happens!

This may sound obvious, but it takes a tremendous amount of work to create something that seems easy.

It probably sounds obvious to anyone who has ever played the markets.