a philosopher's orgasm
A philosopher's orgasm is when your brain gets so happy after a big thought it feels like it just shot a load of genius.
I had a philosopher's orgasm when I realized my math teacher was just a wizard in disguise.
After solving the Rubik's Cube in 2 minutes, my brain screamed like it had just won the lottery.
He got a philosopher's orgasm when he found out his ex was just a side dish, not the main course.