Perhaps you should engage your brain before posting next time?

Thanks for engaging my brain from time to time.

I try to engage my brain as well as my gears.

I just think he should engage his brain before he speaks more often and stop firing up the opposition.

He'd managed to get all the way through it without actually needing to engage his brain.

Or vote for something because you've engaged your brain?

I opened my mouth without engaging my brain first.

You should seek work - either there or elsewhere - that will engage both your heart and your brain.

Engaging your brain while reading and writing would be cool too!

Massa hit back, saying the Briton had failed to engage his brain "one more time".