It is not only a consecration of abilities that God wants, but of our inabilities also.
An invalid was told that she could never escape from her prison of pain and weakness. "Oh, well," she replied quickly, "there's a lot of living to be found within your limitations, if you don't wear yourself out fighting them."
"Young lady," the doctor replied, "I wish I could have you preach to about a hundred of my patients a year."
The lady was Helen Keller who said, "Face your deficiencies and acknowledge them, but do not let them master you."