Love this quote.though I would add that even "working mothers" are "full-time mothers". there's no such thing as a "part-time mother"! All moms are full-time moms, even if they are not with their children full-time.
Be daring. Be different. Be impractical. Be anything that will assert integrity of purpose and imaginative vision against the play-it-safer, the creatures of the commonplace, the slaves of the ordinary.