It is possible that a man could live twice as long if he didn't spend the first half of his life acquiring habits that shortens the other half.

Rise early, that by habit it may become familiar, agreeable, healthy, and profitable. It may, for a while, be irksome to do this, but that will wear off; and the practice will produce a rich harvest forever thereafter; whether in public or private walks of life.

I do think unpunctuality is a vile habit, and all my life I have tried to break myself of it.

I neither want it [brandy] nor need it, but I should think it pretty hazardous to interfere with the ineradicable habit of a lifetime.

We are what we repeatedly do. Excellence then is a habit.

The habit of attending to small things and of appreciating small courtesies is one of the important marks of a good person.