Reword this sentence in a more accessible form.
Categorical imperative states that one should act only on that maxim by which one can at the same time will that it should become a universal law.
The categorical imperative means that you should only do something if you believe it's a rule that everyone should follow.
Complete the following task based on the instruction and optional input provided.### Instruction:
Reword this sentence in a more accessible form.

### Input:
Categorical imperative states that one should act only on that maxim by which one can at the same time will that it should become a universal law.

### Output:
The categorical imperative means that you should only do something if you believe it's a rule that everyone should follow.