Lewis is a common name and can refer to numerous individuals across various fields. If you specify a full name or additional context about the individual you are referring to, I can provide a more accurate biography.
It may be hard for an egg to turn into a bird: it would be a jolly sight harder for it to learn to fly while remaining an egg. We are like eggs at present. And you cannot go on indefinitely being just an ordinary, decent egg. We must be hatched or go bad. C. S.