A wise woman once said to me that there are only two lasting bequests we can hope to give our children. One of these she said is roots, the other, wings.

Hodding Carter II (1907-1972) American journalist and author [William Hodding Carter II]

Where Main Street Meets the River, “It’s How We Like It” (1953)
    (Source)

Almost always quoted without the notes about the "wise woman," e.g.,

There are only two lasting bequests we can hope to give our children: one of these is roots, the other, wings.