If you can do no good, at least do no harm.

The danger was not that I would do wrong, but that I would do nothing

I never worry about action, but only about inaction.

I never "worry" about action, but only about inaction.

I myself won't do anything, but I won't stop anyone else from acting.

He who waits to do a great deal of good at once will never do anything.

To do nothing is sometimes a good remedy.

Sometimes,doing nothing is the best reaction.

You can also commit injustice by doing nothing.

Nothing bad ever happens if you don't do anything.

And you can also commit injustice by doing nothing.

The only thing necessary for the continuance of evil is for a good man to do nothing.

And you can also commit injustice by doing nothing. (Hays translation)

There is value in NOT doing a thing.