'Going to bed' means preparing to sleep and getting into bed at night. It often includes a routine like washing up, reading, or setting alarms. People use it to signal the end of the day or a time to sleep.
Being the richest man in the cemetery doesn't matter to me... Going to bed at night saying we've done something wonderful... that's what matters to me. Steve Jobs
Going to bed with a woman never hurt a ball player. It's staying up all night looking for them that does you in. Casey Stengel
I'm sure that there are many Israelis who dream of waking up one day to find the Palestinians gone. And there are many Palestinians who dream of going to bed at night and waking up the next morning to find the Israelis gone. Daniel Barenboim
Going to bed without dinner is better than waking up in debt. Jamaican Proverb
There is no economy in going to bed early to save candles if the result is twins. Chinese Proverb
I have so much to do that I am going to bed. Savoyard Proverb