He who hesitates is lost
A bolt from the blue.
Make sure you have your own mask on, before helping others with theirs.
Literature doesn’t exactly have a strong mental-health track record.
The end of 'The End' is the best place to begin 'The End', because if you read 'The End' from the beginning of the beginning of 'The End' to the end of the end of 'The End', you will arrive at the end.
Troublesome things tend to remain troublesome no matter how many times you do them.