‘I’ll do one of these days.’ This means that you propose to do whatever it is later on. The result is that it is never done at all. Procrastination is the thief of time.
Related Proverbs
Keep something for a rainy day
Here ‘rainy day’ means ‘time of trouble or misfortune’. The advice given is:... Read more →
One cannot be in two places at once
When you are asked why something is not done and you were doing something else, you would say this... Read more →