They must grow. We must take care of our religious tradition to prevent it from creating obstacles for our genuine growth. We have to renew our traditions so that they can embody the true teaching and practice to fit the real needs of the younger generation. Therefore our religious tradition should be able to offer opportunities for us to meet these needs. One would think that Buddha's lifestyle would make him a thin person.
Sensation comes first.
Feelings follow right after. It is important to look into the nature of your feelings. The feelings may not be the same after one or two minutes of practice. A neutral feeling needs only one minute of looking deeply to be transformed into a pleasant feeling. Meditators should learn to do this for their own nourishment and transformation.