[worldsayshi]

I think the best thing in that situation is usually to empty your brain of the seemingly important observations you've made and then sleep on it.

[gowld]

Unless emptying your brain helps you forget.

[QuercusMax]

I interpret "emptying your brain" to mean "writing things down so you don't have to remember them tomorrow". This probably helps you remember, but without the stress of worrying about forgetting.

[worldsayshi]

Yes, emptying your brain into text.