The act of acting morally is ...

The act of acting morally is behaving as if everything we do matters.
The act of acting morally is behaving as if everything we do matters.

More phrases

If one does not know to which port one is sailing, no wind is favorable.
What a distressing contrast there is between the radiant intelligence of the child and the feeble mentality of the average adult.
We are masters of the unsaid words, but slaves of those we let slip out.
I have always found that mercy bears richer fruits than strict justice.
A lie gets halfway around the world before the truth has a chance to get its pants on.

Quotes from the same author

Without leaps of imagination, or dreaming, we lose the excitement of possibilities. Dreaming, after all, is a form of planning.
If the shoe doesn't fit, must we change the foot?
I have yet to hear a man ask for advice on how to combine marriage and a career.
Some of us are becoming the men we wanted to marry.
I think we spend a lot of time denying our mothers. We understand other women earlier than we understand our mothers because we're trying so hard to say, "I'm not going to be like my mother" that we blame her for her condition. If we didn't blame her for her condition, we would have to admit that it could happen to us, too. I spent a long time doing that, thinking that my mother's problems were uniquely her fault.