fits and starts
idiomActivity which is intermittent, variable in intensity, and prolonged by interruptions.
- 01
if the shoe fits
Ellipsis of if the shoe fits, wear it.
- 02
if the shoe fits, wear it
If a description fits, it is probably the case; if an insult accurately describes you, you must bear it; if you take offence at an insult that was only implicitly directed at you, you admit the insult is true enough to be recognizable.