At the very least I should have a rule that if Ive tried to sleep for an hour or more and its still not happening, I should just get up. 그때쯤이면 잠이 오지 않는다는 것을 알아야 하고, 누워 있어도 잠이 오지 않는다는 것을 알아야 합니다. Its hard though because you always think if you just wait a bit longer youll drop off.