Nobody who ever gave his best regretted it.
— George Halas

There have been many times I regretted skipping a run - but there has never been a time I regretted taking one.
Anonymous regretted quote

I have often regretted my speech, never my silence.
— Unknown

Every time I've built character, I've regretted it.
— Bill Watterson

It was a fatal day when the public discovered that the pen is mightier than the paving-stone, and can be made as offensive as the brickbat. They at once sought for the journalist, found him, developed him, and made him their industrious and well-paid servant. It is greatly to be regretted, for both their sakes.
— Oscar Wilde